New Jersey's 3rd congressional district
|New Jersey's 3rd congressional district|
|Population (2021)||779,042 |
New Jersey's 3rd congressional district is represented by Democrat Andy Kim of Moorestown who has served in Congress since 2019.
Under the 2020 census map, the 3rd district lost all of its towns in Ocean County, and gained several towns in Burlington County, Mercer County, and Monmouth County. 
Counties and municipalities in the district
For the 118th and successive Congresses (based on redistricting following the 2020 Census), the district contains all or portions of three counties and 53 municipalities.
Burlington County (38):
- Bass River, Beverly, Bordentown City, Bordentown Township, Burlington City, Burlington Township, Chesterfield Township, Cinnaminson Township, Delanco Township, Delran Township, Eastampton Township, Edgewater Park Township, Evesham Township, Fieldsboro, Florence Township, Hainesport Township, Lumberton Township, Mansfield Township, Medford Lakes, Medford Township, Moorestown Township, Mount Holly Township, Mount Laurel Township, New Hanover Township, North Hanover Township, Pemberton Borough, Pemberton Township, Riverside Township, Riverton Borough, Shamong Township, Southampton Township, Springfield Township, Tabernacle Township, Washington Township, Westampton Township, Willingboro Township, Woodland Township and Wrightstown
Mercer County (5):
- East Windsor, Hamilton, Hightstown, Lawrence, and Robbinsville.
Monmouth County (10):
- Allentown, Englishtown, Freehold Borough, Freehold Township (part; also 4th), Holmdel, Manalapan, Marlboro, Millstone, Roosevelt, and Upper Freehold
Recent election results in statewide races
- Results Under Current Lines (Since 2023)
|2016||President||Clinton 53.0% - 43.5%|
|2017||Governor||Murphy 53.0% - 45.2%|
|2018||Senator||Menendez 50.8% - 45.9%|
|2020||President||Biden 56.4% - 42.3%|
|2020||Senator||Booker 55.6% - 43.0%|
|2021||Governor||Murphy 50.5% - 48.8%|
- Results Under Old Lines
|2000||President||Gore 54 – 43%|
|2004||President||Bush 51 – 49%|
|2008||President||Obama 52 – 47%|
|2012||President||Obama 52 – 47%|
|2016||President||Trump 51 – 45%|
|2017||Governor||Guadagno 51.3% - 46.7%|
|2020||President||Trump 49.4 – 49.2%|
|2020||Senate||Mehta 49.4% - 49.0%|
|2021||Governor||Ciattarelli 56.2% - 42.5%|
List of members representing the district
1799–1801: One seat
|District organized from New Jersey's At-large congressional district in 1799|
|Democratic-Republican||March 4, 1799 –
March 3, 1801
|6th||Elected in 1798.
|Hunterdon and Somerset Counties|
|District organized to New Jersey's At-large congressional district in 1801|
1813–1815: Two seats
From 1813 to 1815, two seats were apportioned, elected at-large on a general ticket. This district was organized from New Jersey's At-large congressional district.
|Seat A||Seat B||District location|
|March 4, 1813 –
May 20, 1814
|13th||William Coxe Jr.
|Federalist||Elected in 1813.
|Federalist||Redistricted from the at-large district and re-elected in 1813.
|Burlington, Cape May, Cumberland, Gloucester, and Salem Counties|
|May 20, 1814 –
November 2, 1814
|November 2, 1814 –
March 3, 1815
|Democratic-Republican||Elected to finish Hufty's term.|
District organized to New Jersey's At-large congressional district in 1815
1843–present: One seat
- ^ Remainder of Middlesex County was moved to the new 15th district in 1962.
Recent election results
|Republican||Jon Runyan (incumbent)||174,253||53.7|
|Independent||Frederick John Lavergne||770||0.2|
|Independent||Frederick John Lavergne||3,095||1.7|
|Republican||Tom MacArthur (incumbent)||194,596||59.3|
|Democratic||Frederick John Lavergne||127,526||38.9|
|Constitution||Lawrence W. Berlinski Jr.||5,938||1.8|
|Republican||Tom MacArthur (incumbent)||149,500||48.7|
|Democratic gain from Republican|
|Democratic||Andy Kim (incumbent)||229,840||53.2|
|Democratic||Andy Kim (incumbent)||150,498||55.5|
- ^ "Congressional District 3 (118th Congress), New Jersey" (under "People" header), census.gov. Note: Also source for population by ethnicity/(race) (%s). Retrieved 2023-01-28.
- ^ "Congressional District 3 (118th Congress), New Jersey" (under "Socio-Economic" header), census.gov. Retrieved 2023-01-27.
- ^ "2022 Cook PVI: District Map and List".
- ^ Wildstein, David. "Andy Kim amasses towering $3.3 warchest for re-election bid". Retrieved January 25, 2022.
- ^ "New Jersey Congressional Districts: 2022-2031" (PDF). New Jersey Redistricting Commission. December 22, 2021. Retrieved December 29, 2021.
- ^ , New Jersey Redistricting Commission, December 23, 2021. Accessed November 5, 2022.
- ^ "Election Information" (PDF). NJ Department of State. November 6, 2012. Retrieved March 9, 2018.
- ^ "Election Information" (PDF). NJ Department of State. December 2, 2014. Retrieved February 8, 2020.
- ^ "Election Information" (PDF). NJ Department of State. November 8, 2016. Retrieved December 8, 2016.
- ^ Johnson, Cheryl L. (February 28, 2019). "Statistics of the Congressional Election of November 6, 2018". Clerk of the U.S. House of Representatives. Retrieved April 27, 2019.
- ^ "Official General Election Results: U.S. House of Representatives" (PDF). New Jersey Department of Elections. Retrieved December 7, 2020.
- ^ "2022 Official General Election Results: U.S. House of Representatives" (PDF). New Jersey Department of State - Division of Elections. Retrieved December 7, 2022.
- Martis, Kenneth C. (1989). The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
- Martis, Kenneth C. (1982). The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
- Congressional Biographical Directory of the United States 1774–present
- Congressional districts of New Jersey
- Burlington County, New Jersey
- Camden County, New Jersey
- Ocean County, New Jersey
- Constituencies established in 1799
- 1799 establishments in New Jersey
- Constituencies disestablished in 1801
- 1801 disestablishments in New Jersey
- Constituencies established in 1813
- 1813 establishments in New Jersey
- Constituencies disestablished in 1815
- 1815 disestablishments in New Jersey
- Constituencies established in 1843
- 1843 establishments in New Jersey