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Illinois's 12th congressional district

Coordinates: 38°00′N 89°15′W / 38.000°N 89.250°W / 38.000; -89.250
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Illinois's 12th congressional district
Map
Interactive map of district boundaries since January 3, 2023
Representative
Area14,296.2 sq mi (37,027 km2)
Distribution
  • 75.4% urban
  • 24.6% rural
Population (2022)748,293
Median household
income
$62,253[1]
Ethnicity
Cook PVIR+24[2]

The 12th congressional district of Illinois is a congressional district in the southern part of U.S. state of Illinois. It has been represented by Republican Mike Bost since 2015. With a Cook Partisan Voting Index of R+24, it is the most Republican district in Illinois.[2]

Composition[edit]

2011 redistricting[edit]

The district covers parts of Madison and St. Clair counties, and all of Alexander, Franklin, Jackson, Jefferson, Monroe, Perry, Pulaski, Randolph, Union and Williamson counties, as of the 2011 redistricting which followed the 2010 census. All or parts of Belleville, Cahokia, Carbondale, Collinsville, East St. Louis, Granite City, Herrin, Marion, Mt. Vernon, O'Fallon, Shiloh and Swansea are included.[3] The representatives for these districts were elected in the 2012 primary and general elections, and the boundaries became effective on January 5, 2013.

2021 redistricting[edit]

Composition
# County Seat Population
23 Clark Marshall 15,300
25 Clay Louisville 13,143
27 Clinton Carlyle 36,793
29 Coles Charleston 46,765
33 Crawford Robinson 18,659
35 Cumberland Toledo 10,345
47 Edwards Albion 6,075
49 Effingham Effingham 34,430
59 Gallatin Shawneetown 4,903
65 Hamilton McLeansboro 7,911
69 Hardin Elizabethtown 3,650
77 Jackson Murphysboro 52,565
79 Jasper Newton 9,193
81 Jefferson Mount Vernon 36,877
87 Johnson Vienna 13,463
101 Lawrence Lawrenceville 15,152
121 Marion Salem 37,390
125 Massac Metropolis 12,881
133 Monroe Waterloo 34,932
145 Perry Pinckneyville 20,985
151 Pope Golconda 3,779
153 Pulaski Mound City 5,065
157 Randolph Chester 30,142
165 Saline Harrisburg 23,320
163 St. Clair Belleville 257,400
181 Union Jonesboro 16,923
185 Wabash Mount Carmel 11,202
191 Wayne Fairfield 15,963
193 White Carmi 13,784
199 Williamson Marion 66,879

Following the 2020 redistricting, this district will go from covering southeastern Illinois to encompassing the entirety of Southern Illinois, spanning the Illinois-Missouri-Kentucky-Indiana border. It will take in Monroe, Randolph, Clinton, Perry, Jackson, Union, Alexander, Pulaski, Massac, Johnson, Williamson, Jefferson, Marion, Clay, Effingham, Wayne, Hamilton, Saline, Pope, Hardin, Gallatin, White, Edwards, Wabash, Richland, Lawrence, Jasper, Crawford, Cumberland, and Clark Counties, most of St. Clair County, and half of Coles County.

St. Clair County is split between this district and the 13th district. They are partitioned by a Conrail line, Tanglewood Parkway, Donner Ridge, Hollywood Heights Rd, Oliver St, CSX Transportation Line, S Oak St, W 5th St, S Lincoln Ave, E US Highway 50, County Rd 218, Old O'Fallon Rd, Frank Scott Parkway E, N Green Mount Rd, S Green Mount Rd, Park Rd, S 59th St, Old St. Louis Rd, Illinois Highway 15, Rolling Acres Ln, Excellence Dr, Powdermill Creek, Cemetery Rd, and Illinois Highway 50. The 12th district takes in the municipalities of Mascoutah, Lebanon, New Athens, Marissa, Millstadt, Smithton, and Freeburg; most of Shiloh; and half of O'Fallon.

Coles County is split between this district and the 15th district. They are partitioned by West St, North County Rd 1800 East, Lincoln Prairie Grass Trail, 18th St, County Rd 1600 East, County Rd 400 North, County Rd 1240 East, Illinois Route 16, Dettro Dr, 700 North Rd, Old Fellow Rd, and the Kickapoo Creek. The 12th district takes in the municipalities of Ashmore, Oakland, and Lerna; part of southern Mattoon; and part of Charleston.

Presidential election results[edit]

This table indicates how the district has voted in U.S. presidential elections; election results reflect voting in the district as it was configured at the time of the election, not as it is configured today.
Year Office Results
2000 President Al Gore 53% – George W. Bush 44%
2004 President John Kerry 52% – George W. Bush 48%
2008 President Barack Obama 55% – John McCain 44%
2012 President Barack Obama 50% – Mitt Romney 48%
2016 President Donald Trump 55% – Hillary Clinton 40%
2020 President Donald Trump 56% – Joe Biden 41%

Recent election results from statewide races[edit]

This table indicates how the district has voted in recent statewide elections; election results reflect voting in the district as it is currently configured, not necessarily as it was at the time of these elections.
Year Office Results
2016 President Donald Trump 68.5% – Hillary Clinton 26.0%
Senate Mark Kirk 55.9% – Tammy Duckworth 39.2%
2018 Governor Bruce Rauner 57.0% – J. B. Pritzker 33.4%
Attorney General Erika Harold 66.7% – Kwame Raoul 30.2%
Secretary of State Jason Helland 50.8% – Jesse White 47.1%
2020 President Donald Trump 70.5% – Joe Biden 27.7%
Senate Mark Curran 66.5% – Dick Durbin 30.9%
2022 Senate Kathy Salvi 67.9% – Tammy Duckworth 30.3%
Governor Darren Bailey 72.4% – J. B. Pritzker 25.2%
Attorney General Tom Devore 72.0% – Kwame Raoul 25.6%
Secretary of State Dan Brady 72.0% – Alexi Giannoulias 25.8%

List of members representing the district[edit]

Name Party Years Cong–
ress
Electoral history Counties
District created March 4, 1863

William Ralls Morrison
(Waterloo)
Democratic March 4, 1863 –
March 3, 1865
38th Elected in 1862.
Lost re-election.
1863–1873
Clinton, Madison, Monroe, Randolph, St. Clair, and Washington

Jehu Baker
(Belleville)
Republican March 4, 1865 –
March 3, 1869
39th
40th
Elected in 1864.
Re-elected in 1866.
Retired.

John B. Hay
(Belleville)
Republican March 4, 1869 –
March 3, 1873
41st
42nd
Elected in 1868.
Re-elected in 1870.
Redistricted to the 17th district and lost re-election.

James Carroll Robinson
(Springfield)
Democratic March 4, 1873 –
March 3, 1875
43rd Redistricted from the 8th district and re-elected in 1872.
Retired.
1873–1883
Cass, Christian, Menard, Morgan, Sangamon, and Scott

William McKendree Springer
(Springfield)
Democratic March 4, 1875 –
March 3, 1883
44th
45th
46th
47th
Elected in 1874.
Re-elected in 1876.
Re-elected in 1878.
Re-elected in 1880.
Redistricted to the 13th district.

James M. Riggs
(Winchester)
Democratic March 4, 1883 –
March 3, 1887
48th
49th
Elected in 1882.
Re-elected in 1884.
Retired.
1883–1895
[data missing]

George A. Anderson
(Quincy)
Democratic March 4, 1887 –
March 3, 1889
50th Elected in 1886.
Retired.

Scott Wike
(Pittsfield)
Democratic March 4, 1889 –
March 3, 1893
51st
52nd
Elected in 1888.
Re-elected in 1890.
Lost renomination.

John James McDannold
(Mount Sterling)
Democratic March 4, 1893–
March 3, 1895
53rd Elected in 1892.
Retired.

Joseph Gurney Cannon
(Danville)
Republican March 4, 1895–
March 3, 1903
54th
55th
56th
57th
Redistricted from the 15th district and re-elected in 1894.
Re-elected in 1896.
Re-elected in 1898.
Re-elected in 1900.
Redistricted to the 18th district.
1895–1903
Iroquois, Kankakee, Vermillion, and Will

Charles Eugene Fuller
(Belvidere)
Republican March 4, 1903–
March 3, 1913
58th
59th
60th
61st
62nd
Elected in 1902.
Re-elected in 1904.
Re-elected in 1906.
Re-elected in 1908.
Re-elected in 1910.
Lost re-election.
1903–1913
Boone, DeKalb, Grundy, Kendall, LaSalle, and Winnebago

William H. Hinebaugh
(Ottawa)
Progressive March 4, 1913–
March 3, 1915
63rd Elected in 1912.
Lost re-election.
1913–1949
Boone, DeKalb, Grundy, Kendall, LaSalle, and Winnebago

Charles Eugene Fuller
(Belvidere)
Republican March 4, 1915–
June 25, 1926
64th
65th
66th
67th
68th
69th
Elected again in 1914.
Re-elected in 1916.
Re-elected in 1918.
Re-elected in 1920.
Re-elected in 1922.
Re-elected in 1924.
Died.
Vacant June 25, 1926–
March 3, 1927
69th

John T. Buckbee
(Rockford)
Republican March 4, 1927–
April 23, 1936
70th
71st
72nd
73rd
74th
Elected in 1926.
Re-elected in 1928.
Re-elected in 1930.
Re-elected in 1932.
Re-elected in 1934.
Died.
Vacant April 23, 1936–
January 3, 1937
74th

Noah M. Mason
(Oglesby)
Republican January 3, 1937–
January 3, 1949
75th
76th
77th
78th
79th
80th
Elected in 1936.
Re-elected in 1938.
Re-elected in 1940.
Re-elected in 1942.
Re-elected in 1944.
Re-elected in 1946.
Redistricted to the 15th district.

Edgar A. Jonas
(Chicago)
Republican January 3, 1949–
January 3, 1955
81st
82nd
83rd
Elected in 1948.
Re-elected in 1950.
Re-elected in 1952.
Lost re-election.
1949–1953
Cook
1953–1963
Cook

Charles A. Boyle
(Chicago)
Democratic January 3, 1955–
November 4, 1959
84th
85th
86th
Elected in 1954.
Re-elected in 1956.
Re-elected in 1958.
Died.
Vacant November 4, 1959–
January 3, 1961
86th

Edward Rowan Finnegan
(Chicago)
Democratic January 3, 1961–
January 3, 1963
87th Elected in 1960.
Redistricted to the 9th district.

Robert McClory
(Lake Bluff)
Republican January 3, 1963–
January 3, 1973
88th
89th
90th
91st
92nd
Elected in 1962.
Re-elected in 1964.
Re-elected in 1966.
Re-elected in 1968.
Re-elected in 1970.
Redistricted to the 13th district.
1963–1967
Boone, Lake, and McHenry
1967–1973
Cook, Lake, and McHenry

Phil Crane
(McHenry)
Republican January 3, 1973–
January 3, 1993
93rd
94th
95th
96th
97th
98th
99th
100th
101st
102nd
Elected in 1972.
Re-elected in 1974.
Re-elected in 1976.
Re-elected in 1978.
Re-elected in 1980.
Re-elected in 1982.
Re-elected in 1984.
Re-elected in 1986.
Re-elected in 1988.
Re-elected in 1990.
Redistricted to the 8th district.
1973–1983
Cook and Lake
1983–1993
Cook, Lake, and McHenry

Jerry Costello
(Belleville)
Democratic January 3, 1993–
January 3, 2013
103rd
104th
105th
106th
107th
108th
109th
110th
111th
112th
Redistricted from the 21st district and re-elected in 1992.
Re-elected in 1994.
Re-elected in 1996.
Re-elected in 1998.
Re-elected in 2000.
Re-elected in 2002.
Re-elected in 2004.
Re-elected in 2006.
Re-elected in 2008.
Re-elected in 2010.
Retired.
1993–2003
Alexander, Jackson, Madison, Monroe, Perry, Randolph, St. Clair, Union, and Williamson
2003–2013

Alexander, Franklin, Jackson, Madison, Monroe, Perry, Pulaski, Randolph, St. Clair, Union, Williamson

William Enyart
(Belleville)
Democratic January 3, 2013–
January 3, 2015
113th Elected in 2012.
Lost re-election.
2013–2023

Alexander, Franklin, Jackson, Jefferson, Madison, Monroe, Perry, Pulaski, Randolph, St. Clair, Union, and Williamson

Mike Bost
(Murphysboro)
Republican January 3, 2015–
present
114th
115th
116th
117th
118th
Elected in 2014.
Re-elected in 2016.
Re-elected in 2018.
Re-elected in 2020.
Re-elected in 2022.
2023–present

Alexander, Clark, Clay, Clinton, Coles (part), Crawford, Cumberland, Edwards, Effingham, Franklin, Gallatin, Hamilton, Hardin, Jackson, Jasper, Jefferson, Johnson, Lawrence, Marion, Massac, Monroe, Perry, Pope, Pulaski, Randolph, Richland, Saline, St. Clair (part), Union, Wabash, Washington, Wayne, White, and Williamson

Elections[edit]

2012[edit]

Illinois's 12th congressional district election results, 2012[4]
Party Candidate Votes %
Democratic William Enyart 157,000 51.7
Republican Jason Plummer 129,902 42.7
Green Paula Bradshaw 17,045 5.6
Write-in Shon-Tiyon Horton 2 0.0
Total votes 303,947 100

2014[edit]

Illinois's 12th congressional district, 2014[5]
Party Candidate Votes %
Republican Mike Bost 110,038 52.5
Democratic William Enyart (incumbent) 87,860 41.9
Green Paula Bradshaw 11,840 5.6
Total votes 209,738 100.0
Republican gain from Democratic

2016[edit]

Illinois's 12th congressional district, 2016[6]
Party Candidate Votes %
Republican Mike Bost (incumbent) 169,976 54.3
Democratic C.J. Baricevic 124,246 39.7
Green Paula Bradshaw 18,780 6.0
Total votes 313,002 100.0
Republican hold

2018[edit]

Illinois's 12th congressional district, 2018[7]
Party Candidate Votes %
Republican Mike Bost (incumbent) 134,884 51.6
Democratic Brendan Kelly 118,724 45.4
Green Randall Auxier 7,935 3.0
Total votes 261,543 100.0
Republican hold

2020[edit]

Illinois's 12th congressional district, 2020[8][9]
Party Candidate Votes % ±%
Republican Mike Bost (incumbent) 194,839 60.43 +8.86%
Democratic Raymond Lenzi 127,577 39.57 -5.82%
Total votes 322,416 100.0
Republican hold

2022[edit]

Illinois's 12th congressional district, 2022
Party Candidate Votes %
Republican Mike Bost (incumbent) 218,379 75.00
Democratic Chip Markel 72,791 25.00
Write-in 1 0.00
Total votes 291,171 100.0
Republican hold

See also[edit]

References[edit]

  1. ^ "My Congressional District".
  2. ^ a b "2022 Cook PVI: District Map and List". Cook Political Report. July 12, 2022. Retrieved January 10, 2023.
  3. ^ Illinois Congressional District 12 Archived January 26, 2017, at the Wayback Machine, Illinois Board of Elections
  4. ^ "2012 General Election Official Vote Totals" (PDF). Illinois State Board of Elections. Archived from the original (PDF) on November 19, 2013. Retrieved March 26, 2012.
  5. ^ "Illinois General Election 2014". Illinois State Board of Elections. November 4, 2014. Retrieved December 18, 2014.
  6. ^ "Illinois General Election 2016". Illinois State Board of Elections. November 8, 2016. Archived from the original on March 27, 2019. Retrieved December 13, 2016.
  7. ^ "2018 General Election Official Vote Totals Book".
  8. ^ "Election Results 2020 GENERAL ELECTION". Illinois State Board of Elections. December 4, 2020. Retrieved December 4, 2020.
  9. ^ "Illinois 2020 Election Results". Chicago Sun-Times. November 20, 2020. Retrieved November 20, 2020.

Sources[edit]

  • 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, bioguide.congress.gov; accessed November 10, 2016.

External links[edit]

38°00′N 89°15′W / 38.000°N 89.250°W / 38.000; -89.250