National Register of Historic Places listings in New Haven County, Connecticut

Location of New Haven County in Connecticut

This is a list of the National Register of Historic Places listings in New Haven County, Connecticut. It is intended to be a complete list of the properties and districts on the National Register of Historic Places in New Haven County, Connecticut, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in an online map.

There are 273 properties and districts listed on the National Register in the county, including 10 National Historic Landmarks. The city of New Haven is the location of 69 of these properties and districts, including 9 National Historic Landmarks; they are listed separately, while the 207 properties and districts in the remaining parts of the county, including one National Historic Landmark (Henry Whitfield House), are listed here. Three sites appear in both lists.

Contents: Counties and municipalities in Connecticut

Fairfield (city of Bridgeport) (town of Greenwich) (city of Stamford) | Hartford (city of Hartford) (town of Southington) (town of West Hartford) (town of Windsor) | Litchfield | Middlesex (city of Middletown) | New Haven (city of New Haven) | New London | Tolland | Windham

          This National Park Service list is complete through NPS recent listings posted November 15, 2024.

Current listings

New Haven

Main article: National Register of Historic Places listings in New Haven, Connecticut

Exclusive of New Haven

	Name on the Register	Image	Date listed	Location	City or town	Description
1	George S. Abbott Building	George S. Abbott Building	June 14, 1982 (#82004359)	235-247 N. Main St. 41°33′31″N 73°02′20″W	Waterbury	1899 all-masonry construction with unique adaptation to a triangular lot.
2	Academy of Our Lady of Mercy at Lauralton Hall	Academy of Our Lady of Mercy at Lauralton Hall	August 31, 2011 (#11000611)	200 High St. 41°13′23″N 73°03′52″W	Milford	The oldest Catholic college-preparatory school for girls in the state.
3	Acadian House	Acadian House	September 5, 1975 (#75001928)	Union St. 41°17′07″N 72°40′47″W	Guilford	Served as a refuge for Acadians expelled from Nova Scotia.
4	Aeolian Company Factory Complex		January 24, 2023 (#100008602)	85 Tremont St. 41°33′05″N 72°47′12″W	Meriden
5	Allis-Bushnell House	Allis-Bushnell House	February 25, 1982 (#82004352)	853 Boston Post Rd. 41°16′45″N 72°35′33″W	Madison	Built in 1785; now a historic house museum.
6	American Mills Web Shop	American Mills Web Shop	March 10, 1983 (#83001276)	114-152 US 1 41°17′44″N 72°57′20″W	West Haven	Early twentieth-century Italianate industrial architecture (1903-1914).
7	William Andrew House	William Andrew House	December 27, 2002 (#02001695)	131 Old Tavern Rd. 41°15′55″N 73°00′44″W	Orange	Georgian colonial residence.
8	Moses Andrews House	Moses Andrews House	December 1, 1978 (#78002859)	424 W. Main St. 41°32′23″N 72°49′03″W	Meriden	Circa 1760 saltbox house.
9	Ansonia Library	Ansonia Library	August 23, 1985 (#85001828)	53 South Cliff St. 41°20′43″N 73°04′37″W	Ansonia	Richardsonian Romanesque building from 1892.
10	George Atwater House	George Atwater House	January 17, 1992 (#91001921)	1845 State St. 41°19′57″N 72°54′01″W	Hamden	Well-preserved 1820 vernacular farmhouse.
11	Atwater-Linton House	Atwater-Linton House	January 17, 1992 (#91001923)	1804 State St. 41°19′53″N 72°54′01″W	Hamden	Home of William James Linton (1812-1897), English-born artist, engraver, author, and political reformer.
12	George Baldwin House	George Baldwin House	September 15, 1977 (#77001411)	West of North Branford at 530 Foxon Rd. 41°19′54″N 72°48′17″W	North Branford	Greek Revival design attributed to Ithiel Town.
13	Timothy Baldwin House	Timothy Baldwin House	December 1, 1988 (#88002633)	186 Damascus Rd. 41°17′12″N 72°46′56″W	Branford	Colonial from 1819.
14	Zaccheus Baldwin House	Zaccheus Baldwin House	December 1, 1988 (#88002631)	154 Damascus Rd. 41°17′10″N 72°47′09″W	Branford	Late 18th-century Colonial.
15	Bank Street Historic District	Bank Street Historic District	July 28, 1983 (#83001277)	207-231 Bank St. 41°33′11″N 73°02′30″W	Waterbury	Isolated group of four late 19th-century brick buildings, including one of only two Queen Anne commercial buildings in Waterbury.
16	John Barker House	John Barker House	August 3, 1974 (#74002051)	898 Clintonville Rd. 41°24′46″N 72°49′29″W	Wallingford	Gambrel-roofed brick house from 1756.
17	Samuel Beach House	Samuel Beach House	December 1, 1988 (#88002634)	94 E. Main St. 41°17′13″N 72°48′24″W	Branford	Wood-frame house built circa 1790 with a steep side-gable roof, central chimney, and clapboarded exterior.
18	Benedict-Miller House	Benedict-Miller House	June 12, 1981 (#81000616)	32 Hillside Ave. 41°33′42″N 73°02′30″W	Waterbury	Queen Anne house from 1879, designed by Palliser, Palliser & Company.
19	Beth El Synagogue	Beth El Synagogue	May 11, 1995 (#95000560)	359-375 Cooke St. 41°34′03″N 73°02′27″W	Waterbury	Byzantine Revival building with gold dome built in 1929.
20	Birmingham Green Historic District	Birmingham Green Historic District	April 21, 2000 (#00000325)	Roughly bounded by 5th, Caroline, 4th, and Olivia Sts. 41°19′21″N 73°05′20″W	Derby	Town green surrounded by three churches, the Sterling Opera House and other historic structures.
21	Bishop School	Bishop School	November 30, 1982 (#82001003)	178 Bishop St. 41°33′50″N 73°02′12″W	Waterbury	Built in 1886, with subsequent expansions, in an eclectic mix of Italianate and Romanesque Revival styles, to serve a growing immigrant population.
22	Blackstone House	Blackstone House	December 1, 1988 (#88002639)	37 1st Ave. 41°15′58″N 72°47′11″W	Branford	18th-century timber-frame structure, with a steeply pitched gabled roof, central chimney and clapboarded exterior.
23	Joseph Blakeslee House	Joseph Blakeslee House	April 13, 1998 (#98000362)	1211 Barnes Rd. 41°28′47″N 72°46′03″W	Wallingford	Late 18th-century Cape style residence; collapsed and demolished in 2008.
24	Timothy Bradley House	Timothy Bradley House	December 1, 1988 (#88002630)	12 Bradley St. 41°16′36″N 72°49′14″W	Branford	Built circa 1730, with a gabled roof, central chimney, and clapboarded exterior; in the Canoe Brook Historic District.
25	Branford Center Historic District	Branford Center Historic District	May 6, 1987 (#87000636)	Roughly bounded by U.S. Route 1, the Branford River on the east and the south, and Monroe and Kirkham Sts. 41°16′42″N 72°48′45″W	Branford	Highlights include the neoclassical town hall (1857) and James Blackstone Memorial Library (1893).
26	Branford Electric Railway Historic District	Branford Electric Railway Historic District	June 3, 1983 (#83001278)	17 River St. to Court St. 41°15′59″N 72°51′21″W	Branford and East Haven	Trolley line and historic trolley collection.
27	Branford Point Historic District	Branford Point Historic District	September 15, 1988 (#88001583)	Roughly along Harbor St. north from Curve St. to Branford Point and also Maple St. east from Reynolds St. to Harbor St. 41°15′57″N 72°49′18″W	Branford	Residences in a range of styles including late Federal, Greek Revival, Italianate, Second Empire, Stick, Queen Anne, Arts and Crafts, Shingle, and Colonial Revival.
28	Bridge No. 1132	Bridge No. 1132	September 29, 2004 (#04001091)	CT 80 at the Hammonasset River 41°21′26″N 72°36′45″W	Madison	Open-spandrel concrete arch bridge built in 1934; extends into Killingworth in Middlesex County.
29	Aaron Bronson House	Aaron Bronson House	July 29, 1993 (#93000656)	846 Southford Rd. 41°28′17″N 73°10′58″W	Southbury	Well-preserved Cape from about 1785.
30	Josiah Bronson House	Josiah Bronson House	February 25, 1982 (#82004356)	Breakneck Hill Rd. 41°32′51″N 73°07′29″W	Middlebury	Wood-frame structure built about 1738 with a gabled roof, central chimney, and clapboarded exterior. The Marquis de Lafayette and his troops camped in the area during the American Revolutionary War in 1781 and 1782.
31	Buckingham House	Buckingham House	July 25, 1977 (#77001406)	61 North St. 41°13′42″N 73°03′25″W	Milford	Circa 1725 house with beaded front clapboards, dutch doors, and beautifully designed interior woodwork.
32	Bullet Hill School	Bullet Hill School	February 23, 1972 (#72001346)	Main St. and Seymour Rd. 41°28′56″N 73°12′50″W	Southbury	One of the oldest brick school buildings in Connecticut.
33	Thomas Burgis II House	Thomas Burgis II House	December 28, 2000 (#00001562)	85 Boston St. 41°16′56″N 72°40′41″W	Guilford	Circa 1735 Colonial saltbox house.
34	Canoe Brook Historic District	Canoe Brook Historic District	April 11, 2002 (#02000335)	Roughly along Bradley St., Cherry Hill Rd., Home Place, Lincoln Ave., and Main and N. Harbor Sts. 41°16′37″N 72°49′21″W	Branford	Residential area first settled in the 1680s; includes the Harrison House Museum and the Thomas Harrison House, the district's oldest surviving buildings.
35	Dr. Andrew Castle House	Dr. Andrew Castle House	March 31, 2000 (#00000299)	555 Amity Rd. 41°22′38″N 73°00′04″W	Woodbridge	High-style Greek Revival from 1838; home of three prominent local physicians.
36	Center Street Cemetery	Center Street Cemetery	August 1, 1997 (#97000833)	2 Center St. 41°27′19″N 72°49′26″W	Wallingford	Dating from about 1670, this cemetery has memorials to Lyman Hall and Moses Yale Beach.
37	Charter Oak Firehouse	Charter Oak Firehouse	March 17, 1994 (#94000255)	105 Hanover St. 41°32′12″N 72°48′24″W	Meriden	Romanesque building from 1876 with prominent four-story tower.
38	Chatfield Farmstead	Chatfield Farmstead	March 15, 2010 (#10000061)	265 Seymour Rd. 41°23′36″N 73°02′35″W	Woodbridge	Gothic revival main house and three level bank barn.
39	Cheshire Historic District	Cheshire Historic District	August 29, 1986 (#86002793)	Roughly bounded by Main St., Highland Ave., Wallingford Rd., S. Main, Cornwall, and Spring Sts. 41°29′50″N 72°54′15″W	Cheshire	Noteworthy eighteenth and nineteenth century structures including the Cheshire Town Hall, Congregational Church, Hitchcock-Phillips House and Abijah Beach Tavern.
40	Colony Street-West Main Street Historic District	Colony Street-West Main Street Historic District	September 4, 1987 (#87001387)	1-62 Colony, 55 Grove, 1-119 and 82-110 W. Main Sts. 41°32′19″N 72°48′17″W	Meriden	Commercial and mixed residential-commercial buildings built from about 1850 to 1940.
41	Congregation Mishkan Israel	Congregation Mishkan Israel	May 20, 2021 (#100006598)	785 Ridge Rd. 41°21′22″N 72°54′04″W	Hamden	Mid-twentieth-century modern synagogue; congregation long associated with the civil rights movement.
42	Curtis Memorial Library	Curtis Memorial Library	April 27, 1981 (#81000618)	175 E. Main St. 41°32′08″N 72°47′53″W	Meriden	Classical revival built in 1903 from white Vermont marble and topped with a copper dome.
43	Reuben Curtiss House	Reuben Curtiss House	July 29, 1993 (#93000658)	1770 Bucks Hill Rd. 41°28′33″N 73°10′11″W	Southbury	Built in 1840, incorporating earlier elements, resulting in a blend of Colonial and Greek Revival styles.
44	Thomas Darling House and Tavern	Thomas Darling House and Tavern	January 17, 1979 (#79002639)	East of Woodbridge at 1907 Litchfield Turnpike 41°21′41″N 72°58′59″W	Woodbridge	Well-preserved Colonial Cape from 1774.
45	James Alexis Darling House	James Alexis Darling House	September 4, 2020 (#100005527)	1932 Litchfield Trnpk. (CT 69) 41°21′53″N 72°58′56″W	Woodbridge	Greek revival farmhouse from 1842.
46	Depot Street Bridge	Depot Street Bridge	March 9, 2007 (#07000108)	Depot St. 41°26′31″N 73°03′48″W	Beacon Falls	Parker through truss.
47	Jonathan Dickerman II House	Jonathan Dickerman II House	April 15, 1982 (#82004351)	105 Mt. Carmel Ave. 41°25′11″N 72°54′02″W	Hamden	Build about 1795, a well-preserved and unusual example of late Georgian architecture.
48	Downtown Seymour Historic District	Downtown Seymour Historic District	August 25, 1983 (#83001279)	Roughly bounded by the Naugatuck River, Main, Wakeley, and DeForest Sts. 41°23′39″N 73°04′28″W	Seymour	Late-nineteenth and early twentieth-century commercial, civic, industrial and residential buildings reflect the town’s historical development.
49	Downtown Waterbury Historic District	Downtown Waterbury Historic District	August 3, 1983 (#83001280)	Roughly bounded by Main, Meadow, and Elm Sts. 41°33′19″N 73°02′34″W	Waterbury	Historic core of downtown Waterbury, with most buildings from era after early 20th-century fire.
50	Dudley Farm Historic District		January 24, 2023 (#100008609)	2351 Durham Rd. 41°21′16″N 72°43′12″W	Guilford
51	Dudleytown Historic District	Dudleytown Historic District	August 9, 1991 (#91000951)	Roughly Clapboard Hill Rd. from Tanner Marsh Rd. to Murray Ln., East River Rd. southeast to Trailwood Dr., and Duck Hole Rd. 41°17′58″N 72°39′29″W	Guilford	Primarily rural vernacular residences and farm outbuildings of the 18th and 19th centuries.
52	East Haven Green Historic District	East Haven Green Historic District	April 11, 2002 (#02000336)	263, 270, 274 Hemingway Ave., 125, 129, 133, 139, 143, 150 Main St., 3, 7, 11, 15, 23, 27, 39, 47 Park Pl., and 58 and 100 River St. 41°16′28″N 72°52′03″W	East Haven	Town green and surrounding area including two cemeteries as well as 18th and 19th century houses in Colonial, Italianate and Queen Anne styles.
53	East Haven High School	East Haven High School	April 23, 2020 (#100005190)	200 Tyler St. 41°16′31″N 72°52′34″W	East Haven	Three-story masonry former high school built in 1936.
54	East Rock Park	East Rock Park	April 15, 1997 (#97000299)	Roughly bounded by State, Davis, and Livingston Sts., Park and Mitchell Drs., and Whitney Ave. 41°19′41″N 72°54′21″W	Hamden	Designed by the Olmsted Brothers and Donald Grant Mitchell; surmounted by the Soldiers' and Sailors' Monument.
55	Edgerton	Edgerton	September 19, 1988 (#88001469)	840 Whitney Ave. 41°20′04″N 72°54′51″W	Hamden	This 20-acre (8.1 ha) historic district is a public park, the site of the estate of Frederick F. Brewster, the industrialist. The 1909 mansion was demolished in 1964 leaving the gatehouse, carriage house, greenhouses, other structures, and landscaped grounds. Extends into New Haven.
56	Eells-Stow House	Eells-Stow House	June 17, 1977 (#77001407)	34 High St. 41°13′08″N 73°03′28″W	Milford	The oldest portions of this saltbox date to about 1700.
57	Jared Eliot House	Jared Eliot House	November 14, 1985 (#85002792)	88 Old Chaffinch Island Rd. 41°16′17″N 72°41′17″W	Guilford	Built in 1723 by Jared Eliot, minister, physician, author and agriculturalist.
58	Elton Hotel	Elton Hotel	June 30, 1983 (#83001282)	16-30 W. Main St. 41°33′24″N 73°02′30″W	Waterbury	1906 Second Renaissance Revival hotel built in the wake of fire to replace the lost Scovill Hotel.
59	Falkner's Island Lighthouse	Falkner's Island Lighthouse	May 29, 1990 (#89001467)	Long Island Sound, 5 miles south of Guilford 41°12′42″N 72°39′15″W	Guilford	Commissioned by President Thomas Jefferson and constructed in 1802.
60	Farmington Canal-New Haven and Northampton Canal	Farmington Canal-New Haven and Northampton Canal	September 12, 1985 (#85002664)	Roughly from Suffield in Hartford County to New Haven in New Haven County 41°19′26″N 72°55′51″W	Hamden, Cheshire, and New Haven	Built as a canal, later became a railroad line, and now a multi-use trail. Extends into New Haven as well as into Hartford County.
61	Farmington Canal Lock	Farmington Canal Lock	February 16, 1973 (#73001949)	487 N. Brooksvale Rd. 41°28′34″N 72°55′23″W	Cheshire	1822 lock on the Farmington Canal
62	Farmington Canal Lock No. 13	Farmington Canal Lock No. 13	May 6, 1982 (#82004350)	Brooksvale Ave. 41°27′32″N 72°55′06″W	Hamden	Unrestored lock on the Farmington Canal
63	First Congregational Church of Cheshire	First Congregational Church of Cheshire	February 16, 1973 (#73001950)	111 Church Dr. 41°29′53″N 72°54′13″W	Cheshire	Federal-style church designed by David Hoadley and built in 1827.
64	First Congregational Church of East Haven	First Congregational Church of East Haven	March 25, 1982 (#82004349)	251 Main St. 41°16′41″N 72°52′19″W	East Haven	One of Connecticut's few surviving pre-Revolutionary churches and one of New England's oldest stone churches.
65	Fourth District School	Fourth District School	August 29, 1985 (#85001917)	Old Post Rd. 41°23′41″N 72°47′28″W	North Branford	Late 18th-century wood-frame schoolhouse; moved from its original location in 1928, with a major restoration in 1965.
66	Edward Frisbie Homestead	Edward Frisbie Homestead	May 16, 1985 (#85001058)	240 Stony Creek Rd. 41°16′31″N 72°45′27″W	Branford	Elegant circa 1790 clapboard house.
67	Edward Frisbie House	Edward Frisbie House	December 1, 1988 (#88002638)	699 E. Main St. 41°18′15″N 72°45′22″W	Branford	Fine Georgian house from about 1750.
68	Lewis Fulton Memorial Park	Lewis Fulton Memorial Park	December 27, 1990 (#90001951)	Roughly bounded by Cook, Pine, Fern and Charlotte Sts. 41°34′14″N 73°02′22″W	Waterbury	Designed by the Olmsted Brothers landscape architects and largely completed by 1925.
69	Solomon Goffe House	Solomon Goffe House	January 16, 1979 (#79002645)	677 N. Colony St. 41°33′10″N 72°47′19″W	Meriden	Historic saltbox house
70	Griswold House	Griswold House	October 10, 1975 (#75001929)	Boston St. 41°17′00″N 72°40′29″W	Guilford	Late 18th-century saltbox house. The property also includes a blacksmith shop, a barn, two corn cribs and a three-seat outhouse.
71	Guilford Historic Town Center	Guilford Historic Town Center	July 6, 1976 (#76001988)	Bounded by West River, Interstate 95, East Creek and Long Island Sound 41°16′49″N 72°40′37″W	Guilford	More than 600 historic structures, most built between the late 17th and early 20th centuries, including the oldest house in the state, the Henry Whitfield House.
72	Hamden Bank & Trust Building	Hamden Bank & Trust Building	March 1, 1990 (#90000148)	1 Circular Ave. 41°20′47″N 72°56′04″W	Hamden	Classical Revival building from 1927.
73	Hamden High School	Hamden High School	December 12, 1994 (#94001378)	2040 Dixwell Ave. 41°22′03″N 72°55′19″W	Hamden	Built in 1935 during the Great Depression with a prominent golden cupola atop a clock tower.
74	Hamden Memorial Town Hall	Hamden Memorial Town Hall	April 12, 2001 (#01000355)	2372 Whitney Ave. 41°23′02″N 72°54′09″W	Hamden	Colonial Revival building with Neo-Classical details completed in 1924.
75	Hamilton Park	Hamilton Park	August 15, 1996 (#96000846)	Roughly bounded by Silver St., E. Main St., Idylwood Ave., Plank Rd., the Mad River, and Interstate 84 41°32′36″N 73°01′04″W	Waterbury	Oldest park in Waterbury, founded in 1898.
76	Hammonasset Paper Mill Site	Hammonasset Paper Mill Site	February 23, 1996 (#96000128)	Green Hill Road at the Hammonasset River 41°19′27″N 72°35′36″W	Madison	Industrial archaeological site containing the remains of a paper mill built in 1865 and operated until 1890. Extends into Killingworth in Middlesex County.
77	Thomas Harrison House	Thomas Harrison House	December 1, 1988 (#88002644)	23 N. Harbor St. 41°16′34″N 72°49′23″W	Branford	Early 18th-century gambrel-roofed clapboard house.
78	Hebrew Congregation of Woodmont	Hebrew Congregation of Woodmont	July 21, 1995 (#95000860)	15 and 17 Edgefield Ave. 41°13′33″N 73°00′05″W	Milford	Historic summer synagogue from 1926.
79	Enoch Hibbard House and George Granniss House	Enoch Hibbard House and George Granniss House	April 9, 1979 (#79002640)	33 and 41 Church St. 41°33′21″N 73°02′37″W	Waterbury	An adjoining pair of Italianate houses. The Hibbard house was built in 1864 with a square cupola. The Granniss house was built in 1868 with Stick style elements.
80	Hillside Historic District	Hillside Historic District	August 20, 1987 (#87001384)	Roughly bounded by Woodlawn Terrace, W. Main, and Willow 41°33′37″N 73°02′28″W	Waterbury	Residential district with a range of styles including Greek Revival, Queen Anne, and Colonial Revival developed between 1840 and 1920. Highlights include the Wilby High School and the Benedict-Miller House, both also listed separately.
81	Isaac Hoadley House	Isaac Hoadley House	December 1, 1988 (#88002647)	9 Totoket Rd. 41°16′52″N 72°46′32″W	Branford	Georgian residence from 1757 with later Greek Revival additions.
82	John Hoadley House	John Hoadley House	December 1, 1988 (#88002674)	213 Leete's Island Rd. 41°17′14″N 72°45′33″W	Branford	1810 late colonial saltbox.
83	Orrin Hoadley House	Orrin Hoadley House	December 1, 1988 (#88002646)	15 Sunset Hill Rd. 41°17′00″N 72°46′53″W	Branford	Circa 1785 late colonial residence.
84	Home Woolen Company	Home Woolen Company	November 29, 1984 (#84000410)	Main St. 41°26′34″N 73°03′45″W	Beacon Falls	Monumental industrial complex stands as a reminder of the social and economic history of the town.
85	David Hotchkiss House	David Hotchkiss House	May 1, 1981 (#81000617)	Waterbury Rd. 41°30′44″N 72°59′05″W	Prospect	Federal residence built in 1820; now a museum.
86	House at 161 Damascus Road	House at 161 Damascus Road	December 1, 1988 (#88002632)	161 Damascus Rd. 41°17′07″N 72°46′53″W	Branford	Mid-18th-century colonial residence.
87	House at 29 Flat Rock Road	House at 29 Flat Rock Road	December 1, 1988 (#88002640)	29 Flat Rock Rd. 41°17′06″N 72°45′19″W	Branford	Late 18th century vernacular farmhouse.
88	Eliphalet Howd House	Eliphalet Howd House	December 1, 1988 (#88002637)	675 E. Main St. 41°18′10″N 72°45′28″W	Branford	18th-century two-story Georgian residence.
89	Howd-Linsley House	Howd-Linsley House	December 10, 1986 (#86003382)	1795 Middletown Ave. 41°24′34″N 72°46′06″W	North Branford	18th-century saltbox.
90	John I. Howe House	John I. Howe House	February 6, 1989 (#88003229)	213 Caroline St. 41°19′24″N 73°05′16″W	Derby	Home of pin manufacturing pioneer.
91	Hubbard Park	Hubbard Park	December 15, 1997 (#97001466)	Roughly bounded by W. Main St., Interstate 691, CT 66, Reservoir Ave., Edgewood Dr., and Berlin and Southington town lines 41°33′45″N 72°50′05″W	Meriden and, in Hartford County, Berlin and Southington	1,800 acres (7.3 km2) and home to Castle Craig.
92	Gen. David Humphreys House	Gen. David Humphreys House	March 17, 1972 (#72001321)	37 Elm St. 41°19′52″N 73°04′30″W	Ansonia	Built in the 1690s, this house was the birthplace of the American Revolutionary War Colonel David Humphreys, friend of and aide de camp to General George Washington.
93	William Hurd House	William Hurd House	July 29, 1993 (#93000659)	327 Hulls Hill Rd. 41°27′25″N 73°10′29″W	Southbury	Federal structure built in the late 18th century and enlarged about 1820.
94	Hurley Road Historic District	Hurley Road Historic District	July 29, 1993 (#93000662)	6 and 17 Hurley Rd. 41°28′33″N 73°09′31″W	Southbury	A pair of properties built by cousins in the early 19th-century including Federal and Greek Revival houses and other outbuildings.
95	Hyland-Wildman House	Hyland-Wildman House	March 26, 1976 (#76001989)	Boston St. 41°16′57″N 72°40′43″W	Guilford	Saltbox built about 1713 and extensively restored in 1917.
96	Ives-Baldwin House	Ives-Baldwin House	May 1, 2003 (#03000308)	474 Baldwin Ave. 41°32′39″N 72°45′42″W	Meriden	Traditional Georgian farmhouse built about 1798.
97	Elam Ives House	Elam Ives House	October 12, 2010 (#10000832)	95 Ives St. 41°24′13″N 72°53′43″W	Hamden	Wood-frame structure built in 1790 with a gabled roof, central chimney, and shingled exterior.
98	Alphonso Johnson House	Alphonso Johnson House	January 17, 1992 (#91001922)	1 Gilbert Ave. 41°21′26″N 72°56′15″W	Hamden	Distinctive Greek Revival with Italianate features built in 1859.
99	Franklin Johnson House	Franklin Johnson House	November 23, 1998 (#98001420)	153 S. Main St. 41°27′06″N 72°49′15″W	Wallingford	1866 Italianate house with stylistically similar multi-seat outhouse.
100	Theophilus Jones House	Theophilus Jones House	January 30, 1992 (#91001981)	40 Jones Rd. 41°26′51″N 72°51′10″W	Wallingford	Built about 1740 and restored in the 1940s by Charles F. Montgomery.
101	John Kendrick House	John Kendrick House	April 12, 1982 (#82004360)	119 W. Main St. 41°33′22″N 73°02′36″W	Waterbury	1865 brick Italianate house is one of the few remaining residential structures on the Waterbury Green.
102	Kraus Corset Factory	Kraus Corset Factory	February 12, 1987 (#87000128)	Roosevelt Dr. and 3rd St. 41°19′13″N 73°05′29″W	Derby	This factory, originally built in 1879, is the only major survivor from Derby's period of corset manufacturing.
103	Laurel Beach Casino	Laurel Beach Casino	November 1, 2018 (#100003074)	102 6th Ave. 41°11′04″N 73°05′43″W	Milford	Colonial Revival from 1929, with a large hall and a bowling alley. Not a casino; used for dances, concerts, and other social gatherings.
104	Pelatiah Leete House	Pelatiah Leete House	October 1, 1974 (#74002048)	Southwest of Guilford off CT 146 41°15′58″N 72°42′53″W	Guilford	Built in 1710 with some Greek Revival elements and a saltbox profile.
105	Isaac C. Lewis Cottage	Isaac C. Lewis Cottage	July 25, 1997 (#97000811)	255 Thimble Islands Rd. 41°15′46″N 72°45′00″W	Branford	Eclectic late-Victorian seaside summer house built in 1882.
106	Little Pootatuck Brook Archeological Site	Little Pootatuck Brook Archeological Site	June 28, 1990 (#90000980)	Address Restricted	Southbury	Believed to be one of the last habitation sites of the Pootatuck tribe.
107	Madison Green Historic District	Madison Green Historic District	June 28, 1982 (#82004353)	446-589 Boston Post Rd. and structures surrounding the green 41°16′41″N 72°36′19″W	Madison	Town green and surrounding structures including the First Congregational Church (1838), Memorial Hall (1896), a community meeting building (c. 1884), Academy Elementary School (1884), and Lee Academy (1821), as well as historic houses, notably the Deacon John Grave House.
108	Maltby-Stevens Factory Site	Maltby-Stevens Factory Site	January 27, 2000 (#99001668)	Address Restricted	North Branford	Remnants of a 19th-century factory that produced an array of products including buttons and dried coconut.
109	Marion Historic District	Marion Historic District	December 21, 1988 (#88001423)	Along Marion Ave. and Meriden-Waterbury Turnpike 41°33′50″N 72°55′29″W	Cheshire	Highlights of the district include the Levi B. Frost House, the Barnes-Frost House, the Miles Upson House, and the Lester Beecher House. Extends into Southington; see the Southington list.
110	Richard Mansfield House	Richard Mansfield House	March 11, 1971 (#71000906)	35 Jewett St. 41°20′23″N 73°04′14″W	Ansonia	Saltbox built about 1700. Owned by prominent loyalist Episcopal minister.
111	Matthews and Willard Factory	Matthews and Willard Factory	January 14, 1988 (#87002419)	16 Cherry Ave. 41°33′24″N 73°02′10″W	Waterbury	Brass industry factory complex; now demolished.
112	Medad Stone Tavern	Medad Stone Tavern	January 30, 2009 (#08001378)	197 Three Mile Course 41°17′03″N 72°41′46″W	Guilford	1803 Federal residence; never actually used as a tavern.
113	Meeting House Hill Historic District	Meeting House Hill Historic District	December 14, 1987 (#87002132)	Roughly bounded by Long Hill, Great Hill, and Ledge Hill Rds. 41°22′00″N 72°43′42″W	Guilford	North Guilford Congregational Church, St. John's Episcopal Church, associated buildings and a cemetery. The arrangement reflects a spirit of religious tolerance that allowed churches from two different congregations to heal long-standing divisions.
114	Meigs-Bishop House	Meigs-Bishop House	June 16, 1988 (#88000745)	45 Wall St. 41°16′52″N 72°35′40″W	Madison	Saltbox; earliest portion built circa 1690.
115	Meriden Curtain Fixture Company Factory	Meriden Curtain Fixture Company Factory	December 4, 1986 (#86003290)	122 Charles St. 41°31′52″N 72°47′30″W	Meriden	Factory complex buildings, built in 1892, of brick with brownstone foundations and sills. All have a distinctive decorative band of terra cotta tiles below the eaves.
116	Middlebury Center Historic District	Middlebury Center Historic District	May 9, 1985 (#85001019)	Roughly bounded by Library Rd., North and South Sts., and Whittemore Rd. 41°31′35″N 73°07′33″W	Middlebury	Civic, religious and residential structures from the 18th to early 20th century.
117	Milford Point Hotel	Milford Point Hotel	January 22, 1988 (#87002417)	Milford Point Rd. 41°10′33″N 73°06′07″W	Milford	One of the oldest surviving coastal hotel buildings in the state; now the Connecticut Audubon Society Coastal Center.
118	Henry F. Miller House	Henry F. Miller House	April 25, 2001 (#01000399)	30 Derby Ave. 41°18′02″N 72°59′15″W	Orange	International style house from 1949.
119	Mount Carmel Congregational Church and Parish House	Mount Carmel Congregational Church and Parish House	December 27, 1991 (#91001847)	3280 and 3284 Whitney Ave., 195 Sherman Ave. 41°24′50″N 72°54′09″W	Hamden	1840 Greek Revival church and 1911 Colonial Revival parish house.
120	Jonathan Murray House	Jonathan Murray House	April 12, 1982 (#82004354)	76 Scotland Rd. 41°17′11″N 72°34′49″W	Madison	First Period residence built about 1690.
121	Naugatuck Center Historic District	Naugatuck Center Historic District	July 30, 1999 (#99000859)	Roughly bounded by Fairview Ave., Hillside Ave., Terrace Ave., Water St., and Pleasant View St. 41°29′29″N 73°03′27″W	Naugatuck	Churches, schools and municipal buildings centered around the town green. Highlights include the Bronson B. Tuttle House and the post office.
122	Nehemiah Royce House	Nehemiah Royce House	August 24, 1998 (#98000966)	538 N. Main St. 41°27′59″N 72°48′48″W	Wallingford	1672 saltbox house, visited twice by George Washington.
123	New England Cement Company Kiln and Quarry	New England Cement Company Kiln and Quarry	April 25, 2001 (#00001454)	Address Restricted 41°22′36″N 72°58′40″W	Woodbridge	Archaeological industrial site.
124	Norcross Brothers Granite Quarry	Norcross Brothers Granite Quarry	June 6, 2003 (#03000315)	Quarry Rd. 41°17′01″N 72°44′32″W	Branford	Opened in 1887 and supplied granite for the base of the Statue of Liberty, the Corcoran Gallery of Art, and the Marshall Field and Company Building, among others.
125	North Branford Center Historic District	North Branford Center Historic District	December 9, 1999 (#99001472)	Roughly along Church and North Sts. 41°19′46″N 72°45′52″W	North Branford	Includes the town green, Congregational Church, cemetery, and other civic structures, as well as residences dating to the colonial period.
126	Northford Center Historic District	Northford Center Historic District	December 31, 2002 (#02001629)	Roughly along Middletown Ave. and parts of Old Post Rd. 41°24′00″N 72°46′59″W	North Branford	The district includes many fine pre-Civil-War houses (including the Howd-Linsley House), two churches (including the gothic-revival Northford Congregational Church designed by Henry Austin), and a schoolhouse (the Fourth District School).
127	Norton House	Norton House	December 1, 1988 (#88002645)	200 Pine Orchard Rd. 41°16′16″N 72°46′57″W	Branford	Circa 1715 saltbox house.
128	Old West Haven High School	Old West Haven High School	October 24, 1985 (#85003368)	278 Main St. 41°16′23″N 72°56′49″W	West Haven	Classical Revival school, converted to residential; also formerly the Giannotti Junior High School.
129	Orange Center Historic District	Orange Center Historic District	August 10, 1989 (#89001089)	Roughly Orange Center Rd. from Orange Cemetery to Nan Dr. 41°16′36″N 73°01′40″W	Orange	Includes the federal style 1810 Orange Congregational Church by David Hoadley and the 1878 stick style Academy schoolhouse.
130	Osbornedale	Osbornedale	June 13, 1986 (#86001256)	500 Hawthorne Ave. 41°19′51″N 73°06′27″W	Derby	Historic nineteenth-century farmhouse.
131	Overlook Historic District	Overlook Historic District	June 7, 1988 (#88000662)	Roughly bounded by Hecla St., Farmington and Columbia Boulevard, Cables Ave. and Clowes Terrace, and Lincoln and Fiske Sts. 41°34′13″N 73°02′54″W	Waterbury	Includes a fine concentration of residential architecture from the early 20th century, in Colonial Revival, as well as Queen Anne and Craftsman styles.
132	Palace Theater	Palace Theater	June 30, 1983 (#83001284)	86-110 E. Main St. 41°33′19″N 73°02′23″W	Waterbury	Renaissance Revival structure built in 1921 with extensive renovation in 2004.
133	Hezekiah Palmer House	Hezekiah Palmer House	December 1, 1988 (#88002641)	340-408 Leete's Island Rd. 41°16′30″N 72°45′25″W	Branford	Early 19th century house with transitional Colonial/Greek Revival styling.
134	Isaac Palmer House	Isaac Palmer House	December 1, 1988 (#88002643)	736-756 Main St. 41°16′47″N 72°48′57″W	Branford	Circa 1810 Federal residence.
135	Samuel Parsons House	Samuel Parsons House	April 12, 1982 (#82004358)	180 S. Main St. 41°27′04″N 72°49′14″W	Wallingford	Georgian residence built in 1770.
136	Pine Orchard Union Chapel	Pine Orchard Union Chapel	July 19, 2000 (#00000815)	25 Chapel Dr. 41°16′00″N 72°46′34″W	Branford	Queen-Anne seasonal resort chapel from 1897.
137	Pines Bridge Historic District	Pines Bridge Historic District	May 27, 1988 (#88000577)	3-17 Bishop St., 70-99 Old Broadway, 2-10 Philip Pl., and 9-56 State St. 41°23′15″N 72°52′23″W	North Haven	Once a commercial and industrial hub, now mainly residential. Greek Revival, Queen Anne and other Victorian styles predominate.
138	Pistol Factory Dwelling	Pistol Factory Dwelling	December 27, 1991 (#91001846)	1322 Whitney Ave. 41°20′57″N 72°54′51″W	Hamden	Greek Revival worker's boarding house, built by Eli Whitney Jr., son of Eli Whitney, in 1845.
139	Elisha Pitkin House	Elisha Pitkin House	April 6, 1979 (#79002646)	173 High Woods Dr. 41°18′56″N 72°42′07″W	Guilford	The oldest portion dates from 1690. The house was moved from East Hartford in the 1950s.
140	Plaster House	Plaster House	July 29, 1993 (#93000660)	117 Plaster House Rd. 41°27′00″N 73°10′01″W	Southbury	Mid-18th-century residence built out of rubble stone and covered in stucco.
141	Col. Asa Platt House	Col. Asa Platt House	December 31, 2002 (#02001630)	2 Tyler City Rd. 41°17′12″N 73°00′41″W	Orange	Federal-style house from 1810.
142	Prospect Green Historic District	Prospect Green Historic District	June 16, 2000 (#00000560)	2, 8, 10, 12, 17, 19, 21, 23, 25, 27, and 30 Center St. 41°30′04″N 72°58′42″W	Prospect	The town green and surrounding structures including the Tuttle Library (1905), Civil War Monument (1907), Congregational Church (1945), Center School (1867) and Grange (1947).
143	Quaker Farms Historic District	Quaker Farms Historic District	August 9, 1991 (#91000993)	467-511 Quaker Farms Rd. 41°25′34″N 73°09′24″W	Oxford	Christ Church Episcopal (1814) and 11 houses in Colonial, Federal, Greek Revival, Queen Anne, and Colonial Revival styles.
144	Red Bridge	Red Bridge	December 10, 1993 (#93001345)	Near Oregon Rd. over the Quinnipiac River 41°31′20″N 72°50′20″W	Meriden	Lenticular truss.
145	Nathaniel Richardson House	Nathaniel Richardson House	September 19, 1977 (#77001405)	Northeast of Middlebury on Kelly Rd. 41°32′40″N 73°05′37″W	Middlebury	Built about 1800, this house is no longer standing.
146	Rising Sun Tavern	Rising Sun Tavern	August 21, 1979 (#79002638)	Old Tavern Lane 41°22′20″N 72°49′27″W	North Haven	Well-preserved 18th-century tavern house.
147	River Park Historic District	River Park Historic District	August 14, 1986 (#86002648)	Roughly bounded by Boston Post Rd., Cherry St. and Amtrak line, and High St. 41°13′38″N 73°03′30″W	Milford	Centered around a series of parks along the Wepawaug River encompassing the residential and civic heart of the city. Highlights include the Thomas Buckingham House, the town hall (1916) and the Congregational Church (1823).
148	Riverside Cemetery	Riverside Cemetery	September 20, 1988 (#88001525)	Riverside St. from Sunnyside to Summit Sts. 41°32′52″N 73°02′57″W	Waterbury	Dedicated in 1853, this cemetery on the bank of the Naugatuck River includes an array of funerary monuments in gothic, neo-classical, and romantic styles.
149	John Rogers House	John Rogers House	December 1, 1988 (#88002642)	690 Leete's Island Rd. 41°16′12″N 72°44′14″W	Branford	Well-preserved and researched 18th-century New England Colonial house.
150	Route 146 Historic District	Route 146 Historic District	April 5, 1990 (#90000569)	Route 146 between Flat Rock Rd. and West River bridge 41°16′07″N 72°42′50″W	Branford and Guilford	Rural residential architecture with styles covering from the early 18th to early 20th centuries. Highlights include the John Rogers House and the Pelatiah Leete House.
151	Russian Village Historic District	Russian Village Historic District	December 8, 1988 (#88002687)	Roughly Kiev Dr. and Russian Village Rd. between U.S. Route 6 and the Pomperaug River 41°26′56″N 73°15′10″W	Southbury	Summer colony for Russian emigres founded in the 1920s with distinctive Russian touches in the houses and a small chapel.
152	Sabbathday House	Sabbathday House	October 10, 1975 (#75001931)	19 Union St. 41°17′07″N 72°40′50″W	Guilford	House built about 1735 for sheltering church-goers between morning and afternoon services.
153	Salem School	Salem School	November 3, 1983 (#83003582)	124 Meadow St. 41°29′26″N 73°03′27″W	Naugatuck	Brick Renaissance Revival structure, built in 1893 and designed by McKim, Mead & White.
154	Sanford Road Historic District	Sanford Road Historic District	July 29, 1993 (#93000657)	480 and 487 Sanford Rd. 41°27′41″N 73°11′05″W	Southbury	Two farmhouses dating from the late 18th and early 19th centuries, along with associated outbuildings including barns, a chicken coop, a smoke house and a privy.
155	Sanford-Humphreys House	Sanford-Humphreys House	May 11, 1982 (#82004357)	61-63 West St. 41°23′39″N 73°04′47″W	Seymour	The oldest parts of the structure date to the 1790s. Owned first by Samuel Sanford, the area's first doctor, and then by soldier, diplomat, and businessman David Humphreys.
156	Seymour High School and Annex	Seymour High School and Annex	November 17, 1983 (#83003583)	100 Bank St. 41°23′51″N 73°04′36″W	Seymour	Former high school, later an elementary school, now offices including medical offices.
157	Sheffield Street Bridge	Sheffield Street Bridge	April 12, 2001 (#01000353)	Sheffield St. over Hancock Brook 41°35′50″N 73°02′52″W	Waterbury	Lenticular pony truss.
158	Shelley House	Shelley House	February 9, 1989 (#89000017)	248 Boston Post Rd. 41°16′42″N 72°37′45″W	Madison	Late 17th-century stone ender enlarged to a saltbox.
159	Short Beach Historic District	Short Beach Historic District	October 22, 2017 (#100004544)	Roughly bounded by Shore Dr., Beckett & Clarke Aves., Bungalow & Little Bay Lns, Court, Pentecost & Bristol Sts. 41°15′27″N 72°50′56″W	Branford	Shoreline vacation village in Queen Anne, Shingle, and Colonial Revival styles. Stone walls, sea walls and gate posts included as a contributing resource.
160	Samuel Simpson House	Samuel Simpson House	June 18, 1986 (#86001334)	1370 Scard Rd. 41°26′24″N 72°45′29″W	Wallingford	Built in 1838, redesigned about 1867 by Henry Austin and moved from its original location in 1987.
161	Sleeping Giant Tower	Sleeping Giant Tower	September 4, 1986 (#86001754)	200 Mt. Carmel Ave. at Mt. Carmel summit, Sleeping Giant State Park 41°25′50″N 72°53′27″W	Hamden	Stone observation tower built in 1936 by the Works Progress Administration.
162	South Britain Historic District	South Britain Historic District	February 12, 1987 (#87000125)	E. Flat Hill, Hawkins, Library, and Middle Rds., and 497-864 S. Britain Rd. 41°28′09″N 73°15′03″W	Southbury	Includes houses primarily from the 18th and 19th centuries with Colonial and Greek Revival styles, a Federal church from 1825, and an Italianate town hall from 1873.
163	Southbury Historic District No. 1	Southbury Historic District No. 1	March 11, 1971 (#71000917)	Main St. from Woodbury town line to Old Waterbury Rd. 41°29′42″N 73°12′37″W	Southbury	Predominantly 18th and 19th century buildings, with few 20th-century intrusions.
164	Southbury Training School	Southbury Training School	May 1, 1992 (#92000368)	1484 S. Britain Rd. 41°27′49″N 73°16′23″W	Southbury	Residential facility built in the 1930s for adults with intellectual disabilities; 125 primarily brick institutional Georgian and Colonial Revival buildings. Extends into Roxbury; see the Litchfield County list.
165	Southwest District School	Southwest District School	April 2, 1982 (#82004363)	155 Nichols Rd. 41°34′49″N 72°59′10″W	Wolcott	Built in the early 1820s from locally quarried granite.
166	St. Peter's Episcopal Church	St. Peter's Episcopal Church	August 21, 1979 (#79002644)	61, 71, 81 River St. 41°13′27″N 73°03′27″W	Milford	Gothic Revival church built from Portland brownstone in 1850–51, along with rectory and parish hall.
167	Stapleton Building	Stapleton Building	January 14, 1988 (#87002421)	751 N. Main St. 41°33′49″N 73°01′58″W	Waterbury	Mixed-use Renaissance Revival building, now demolished.
168	State Park Supply Yard	State Park Supply Yard	September 4, 1986 (#86001757)	51 Mill Rd. 41°16′37″N 72°33′39″W	Madison	Maintenance facility built in 1933-35 by crews of the Civilian Conservation Corps.
169	Sterling Opera House	Sterling Opera House	November 8, 1968 (#68000040)	Northwestern corner of 4th and Elizabeth Sts. 41°19′18″N 73°05′24″W	Derby	Amelia Earhart, John L. Sullivan, Harry Houdini, George Burns, Lionel Barrymore, Ethel Barrymore, Red Skelton, and John Philip Sousa appeared on this stage.
170	Stevenson Dam Hydroelectric Plant	Stevenson Dam Hydroelectric Plant	September 29, 2000 (#00001073)	CT 34 over the Housatonic River 41°23′03″N 73°10′16″W	Oxford	Dam, bridge, and powerhouse built in 1917 on the Housatonic River; extends into Monroe in Fairfield County.
171	Stick Style House at Stony Creek	Stick Style House at Stony Creek	December 27, 1972 (#72001322)	32 Prospect Hill 41°15′37″N 72°44′43″W	Branford	Designed by Henry Austin and built in 1878–80 for William J. Clark, an industrialist, Civil War veteran and state legislator.
172	Stony Creek-Thimble Islands Historic District	Stony Creek-Thimble Islands Historic District	December 16, 1988 (#88002844)	Roughly Thimble Islands Rd. between Route 146 and Long Island Sound and the Thimble Islands 41°15′33″N 72°45′18″W	Branford	19th-century summer resort architecture including Italianate, Greek revival and stick styles (exemplified by the William J. Clark House).
173	Swain-Harrison House	Swain-Harrison House	October 10, 1975 (#75001924)	124 W. Main St. 41°16′41″N 72°49′34″W	Branford	1724 saltbox house.
174	Taylor Memorial Library	Taylor Memorial Library	August 21, 1979 (#79002642)	5 Broad St. 41°13′20″N 73°03′27″W	Milford	1894 Richardsonian Romanesque.
175	Orrin Todd House	Orrin Todd House	December 26, 1991 (#91001845)	3369 Whitney Ave. 41°25′02″N 72°54′11″W	Hamden	Federal structure from about 1800; rescued from demolition in 2017.
176	Tranquility Farm	Tranquility Farm	September 23, 1982 (#82004355)	Tranquility Road 41°31′54″N 73°08′16″W	Middlebury	Shingle Style main house designed by McKim, Mead & White with landscape design by Warren H. Manning and Charles Eliot.
177	Bronson B. Tuttle House	Bronson B. Tuttle House	November 29, 1990 (#90001803)	380 Church St. 41°29′43″N 73°03′19″W	Naugatuck	Brick Queen Anne mansion from 1879 with projecting gables and porches, a porte-cochère, and a three-story tower.
178	John Tyler House	John Tyler House	December 1, 1988 (#88002635)	242-250 E. Main St. 41°17′29″N 72°47′46″W	Branford	Late First Period residence from 1710.
179	Solomon Tyler House	Solomon Tyler House	December 1, 1988 (#88002636)	260-268 E. Main St. 41°17′31″N 72°47′41″W	Branford	Circa 1770 Georgian.
180	Union School	Union School	November 13, 1987 (#87001899)	174 Center St. 41°16′29″N 72°56′49″W	West Haven	Brick school building from 1890 built in an eclectic Victorian style.
181	Upper Main Street Historic District	Upper Main Street Historic District	December 2, 1982 (#82001004)	36-100 and 85-117 Main St. 41°20′41″N 73°04′47″W	Ansonia	Primarily late-19th century brick commercial buildings including High Victorian Italianate and Neo-Classical Revival styles, anchored by the Ansonia Opera House.
182	US Post Office-Ansonia Main	US Post Office-Ansonia Main	December 12, 1985 (#85003327)	237 Main St. 41°20′35″N 73°04′43″W	Ansonia	Classical Revival with limestone façade from 1914.
183	US Post Office-Meriden Main	US Post Office-Meriden Main	January 21, 1986 (#86000129)	39 N. Colony St. 41°32′41″N 72°48′04″W	Meriden	Former U.S. Post Office, built in 1907 in the Beaux Arts style with fluted Corinthian columns and elaborate cornices.
184	US Post Office-Milford Main	US Post Office-Milford Main	September 25, 1986 (#86002959)	6 W. River St. 41°13′27″N 73°03′30″W	Milford	Red brick Classical Revival, trimmed with limestone, from 1931.
185	US Post Office-Naugatuck Main	US Post Office-Naugatuck Main	January 21, 1986 (#86000130)	Church and Cedar Sts. 41°29′32″N 73°03′23″W	Naugatuck	Buff-colored brick building with ivory terra cotta ornament, marble accents, decorative brick panels and a hipped red clay tile roof.
186	Wallingford Center Historic District	Wallingford Center Historic District	December 2, 1993 (#93001242)	Roughly Main St. from Ward St. to Church St. 41°27′11″N 72°49′14″W	Wallingford	Residential, civic, commercial, and institutional structures primarily from the 18th and 19th-century including colonial, Greek Revival, Italianate, and Queen Anne architecture. The Samuel Parsons House is within the district.
187	Wallingford Railroad Station	Wallingford Railroad Station	November 19, 1993 (#93001245)	51 Quinnipiac St. (37 Hall Ave.) 41°27′24″N 72°49′32″W	Wallingford	Former station building in Second Empire style from 1871 with distinctive Mansard roof and decorative brackets.
188	Ward-Heitman House	Ward-Heitman House	January 8, 2003 (#02001691)	277 Elm St. 41°16′34″N 72°57′08″W	West Haven	Oldest house in West Haven; now a museum.
189	Washington Avenue Bridge	Washington Avenue Bridge	April 12, 2001 (#01000354)	Washington Ave. over the Mad River 41°32′38″N 73°02′18″W	Waterbury	Lenticular pony truss.
190	Washington Bridge	Washington Bridge	September 29, 2004 (#04001093)	U.S. Route 1 at the Housatonic River 41°12′01″N 73°06′39″W	Milford	Open-spandrel concrete arch bascule bridge; extends into Stratford in Fairfield County.
191	Waterbury Brass Mill	Waterbury Brass Mill	September 5, 1975 (#75001943)	Idlewood Ave. in Hamilton Park 41°32′26″N 73°01′04″W	Waterbury	Site of a large brass mill; now athletic fields.
192	Waterbury Clock Company	Waterbury Clock Company	November 30, 1982 (#82001005)	N. Elm and Cherry Sts. and Cherry Ave. 41°33′30″N 73°02′06″W	Waterbury	Factory complex home, from 1873-1944, to the forerunner of Timex.
193	Waterbury Municipal Center Complex	Waterbury Municipal Center Complex	October 10, 1978 (#78002882)	195, 235, and 236 Grand St. and 7, 35, and 43 Field St. 41°33′13″N 73°02′36″W	Waterbury	Cass Gilbert-designed complex from 1910s meant to create one unified complex of city government, corporate headquarters and charitable office in accord with City Beautiful movement principles.
194	Waterbury Union Station	Waterbury Union Station	March 8, 1978 (#78002881)	389 Meadow St. 41°33′18″N 73°02′51″W	Waterbury	1908 station meant to be grand entrance to city being rebuilt after fire; clock tower has become symbol of the city.
195	Webster School	Webster School	June 14, 1982 (#82004365)	Easton Ave. at Aetna St. 41°34′00″N 73°01′53″W	Waterbury	Neo-Classical former elementary school built in 1898 from red brick with limestone details and a projecting wooden cornice.
196	West Haven Green Historic District	West Haven Green Historic District	August 11, 2000 (#00000832)	Roughly along Main St., Campbell St., Church St., and Savin St. 41°16′15″N 72°57′01″W	West Haven	Historic town green dominated by Congregational Church (1859); surrounding structures include Queen Anne and Italianate styles.
197	West Haven VA Hospital Historic District		May 26, 2022 (#100007728)	950 Campbell Ave. 41°17′06″N 72°57′29″W	West Haven
198	Adin Wheeler House and Theodore F. Wheeler Wheelwright Shop	Adin Wheeler House and Theodore F. Wheeler Wheelwright Shop	July 29, 1993 (#93000661)	125 Quaker Farms Rd. 41°27′37″N 73°09′49″W	Southbury	Fine late 18th-century Georgian colonial and remarkably complete late 19th-century workshop.
199	Wheeler-Beecher House	Wheeler-Beecher House	July 15, 1977 (#77001400)	562 Amity Rd. 41°25′42″N 72°59′44″W	Bethany	Federal period house designed by David Hoadley.
200	Henry Whitfield House	Henry Whitfield House	September 25, 1997 (#72001327)	248 Old Whitfield St. 41°16′40″N 72°40′31″W	Guilford	The oldest house in Connecticut, built in 1639.
201	Eli Whitney Gun Factory	Eli Whitney Gun Factory	August 13, 1974 (#74002049)	915-940 Whitney Ave. 41°20′09″N 72°54′38″W	Hamden	Pioneering factory of the American Industrial Revolution, using water-powered machinery and standardized, interchangeable parts; now a museum.
202	Whitneyville Congregational Church	Whitneyville Congregational Church	July 28, 1995 (#95000906)	1247-1253 Whitney Ave. 41°20′48″N 72°54′47″W	Hamden	Greek Revival from 1834.
203	Wilby High School	Wilby High School	June 14, 1982 (#82004366)	260 Grove St. 41°33′36″N 73°02′45″W	Waterbury	Tudor revival from 1920; it served as a school until 1978.
204	Wolcott Green Historic District	Wolcott Green Historic District	March 31, 2000 (#00000297)	Roughly bounding Wolcott Green 41°36′05″N 72°58′33″W	Wolcott	Triangular town green and surrounding buildings including the Greek Revival Congregational Church, town hall, and a number of 18th- and 19th-century houses.
205	Harcourt Wood Memorial Library	Harcourt Wood Memorial Library	January 4, 1982 (#82004348)	313 Elizabeth St. 41°19′36″N 73°05′20″W	Derby	Colonial Revival building from 1902, funded by Derby's streetcar railway owner.
206	Woodbridge Green Historic District	Woodbridge Green Historic District	April 18, 2003 (#03000233)	3, 4, 7, 11 Meetinghouse Ln. and 4 and 10 Newton Rd. 41°21′14″N 73°00′46″W	Woodbridge	Colonial and Classical Revival architecture in the town's historic center.
207	Wooster Sawmill and Gristmill Site	Wooster Sawmill and Gristmill Site	August 17, 2001 (#01000879)	Park Road at Little River 41°24′35″N 73°05′54″W	Oxford	The water-powered mill complex at this site operated for over 200 years.

See also

• List of National Historic Landmarks in Connecticut
• National Register of Historic Places listings in Connecticut