Illinois's 8th congressional district

The 8th congressional district of Illinois is a congressional district in the U.S. state of Illinois that has been represented by Democrat Raja Krishnamoorthi since 2017.

Illinois's 8th congressional district
Map
Interactive map of district boundaries since January 3, 2023
Representative
 Raja Krishnamoorthi
DSchaumburg
Area291.5 sq mi (755 km2)
Distribution
  • 100.0% urban
  • 0.0% rural
Population (2022)749,823
Median household
income
$91,317[1]
Ethnicity
Cook PVID+6[2]

Composition

2011 redistricting

The congressional district covers parts of Cook County, DuPage County and Kane County, as of the 2011 redistricting which followed the 2010 United States census. All or parts of Addison, Arlington Heights, Barrington Hills, Bloomingdale, Carol Stream, Carpentersville, East Dundee, Elgin, Elk Grove Village, Glendale Heights, Hanover Park, Hoffman Estates, Lombard, Palatine, Rolling Meadows, Roselle, Schaumburg, South Elgin, Streamwood, Villa Park and Wood Dale are included.[3] These boundaries became effective on January 3, 2013.

2023 redistricting

#CountySeatPopulation
31CookChicago5,173,146
43DuPageWheaton932,877
89KaneGeneva515,588

As of the 2020 redistricting, this district will still be based partially in northern Cook County, and now parts of northern DuPage County and northeast Kane County, as well as part of the Chicago neighborhood of O'Hare.

The 8th district takes in the Cook County municipalities of Schaumburg, Rosemont, Rolling Meadows, South Barrington, and Streamwood; most of Hoffman Estates; half of Des Plaines and Streamwood; the majority of Elk Grove Village west of Tome Rd; part of Palatine; and part of Mt Prospect between Dempster St and W Lonnquist Blvd.

DuPage County is split between this district and the 3rd district. They are partitioned by Bartlett Rd, Old Wayne Golf Course, St Charles Rd, Fair Oaks Rd, Timber Ln, Woodcreek Ln N, Wayne Oaks Dam Reservoir, Morton Rd, Pawnee Dr, County Farm Rd, Highway 64, Gary Ave Della Ave, West St, Geneva Rd, Bloomingdale's Rd, Glendale Lakes Golf Club, President St, Gilberto St, Schubert Ave, Opal Ave, Stevenson Dr, Highway 4, Polo Club Dr, Canadian National Railway, East Branch Park, Army Trail Rd, Belmont Pl, Addison Trail High School, Woodland Ave, 7th Ave, Lake St, 3rd Ave, Eggerding Dr, Mill Rd, Highway 290, Addison Rd, Oak Meadows Golf & Banquets, Central Ave, Canadian Pacific Railway, Wood Dale Rd, Elmhurt St, and Lively Blvd. The 8th district takes in the municipalities of Bloomingdale and Carol Stream; and part of northern Glendale Heights.

Kane County is split between this district and the 11th district. They are partitioned by Illinois Highway 47, Regency Parkway, Farm Hill Dr, Del Webb Blvd, Jane Adams Memorial Tollway, Sandwald Rd, Ridgecrest Dr, Brier Hill Rd/Illinois Highway 47, Coombs Rd, Shadow Hill Dr, Campton Hills Dr, West Main St, South Tyler Rd, Division St, Fox River, North Washington Ave, Douglas Rd, Orion Rd, and East Fabyan Parkway. The 8th district takes in the municipalities of East Dundee, West Dundee, Elgin, Carpentersville, and Sleepy Hollow; most of Elgin; half of St. Charles; southern Algonquin; a portion of Geneva east of the Fox River; and part of Gilberts.

Presidential election results

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.
YearOfficeResults
2000PresidentGeorge W. Bush 55% – Al Gore 42%
2004PresidentGeorge W. Bush 55% – John Kerry 44%
2008PresidentBarack Obama 56% – John McCain 43%
2012PresidentBarack Obama 58% – Mitt Romney 41%
2016PresidentHillary Clinton 58% – Donald Trump 36%
2020PresidentJoe Biden 59% – Donald Trump 39%

Recent election results from statewide races

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.
YearOfficeResults
2016PresidentHillary Clinton 54.6% – Donald Trump 38.9%
SenateTammy Duckworth 52.4% – Mark Kirk 41.6%
2018GovernorJ. B. Pritzker 51.0% – Bruce Rauner 43.0%
Attorney GeneralKwame Raoul 53.3% – Erika Harold 44.1%
Secretary of StateJesse White 66.5% – Jason Helland 30.8%
2020PresidentJoe Biden 56.8% – Donald Trump 41.4%
SenateDick Durbin 55.2% – Mark Curran 39.8%
2022SenateTammy Duckworth 56.3% – Kathy Salvi 42.1%
GovernorJ. B. Pritzker 55.1% – Darren Bailey 42.1%
Attorney GeneralKwame Raoul 54.8% – Tom DeVore 43.2%
Secretary of StateAlexi Giannoulias 55.0% – Dan Brady 43.1%

List of members representing the district

NamePartyYearsCong–
ress
Electoral historyCounties
District created March 4, 1853.

William Henry Bissell
(Belleville)
Independent
Democratic
March 4, 1853 –
March 3, 1855
33rdRedistricted from the 1st district and re-elected in 1852.
Retired.
1853–1863
[data missing]
VacantMarch 4, 1855 –
November 4, 1856
34thRepresentative-elect Lyman Trumbull was elected to the U.S. Senate on February 8, 1855.[4]

James L. D. Morrison
(McLeansboro)
DemocraticNovember 4, 1856 –
March 3, 1857
34thElected to finish Trumbull's term.
Retired.

Robert Smith
(Alton)
DemocraticMarch 4, 1857 –
March 3, 1859
35thElected in 1856.
Lost renomination.

Philip B. Fouke
(Belleville)
DemocraticMarch 4, 1859 –
March 3, 1863
36th
37th
Elected in 1858.
Re-elected in 1860.
Retired.

John T. Stuart
(Springfield)
DemocraticMarch 4, 1863 –
March 3, 1865
38thElected in 1862.
Lost re-election.
1863–1873
DeWitt, Livingston, Logan, McLean, Sangamon, Tazewell, and Woodford

Shelby Moore Cullom
(Springfield)
RepublicanMarch 4, 1865 –
March 3, 1871
39th
40th
41st
Elected in 1864.
Re-elected in 1866.
Re-elected in 1868.
Retired.

James Carroll Robinson
(Springfield)
DemocraticMarch 4, 1871 –
March 3, 1873
42ndElected in 1870.
Redistricted to the 12th district.

Greenbury L. Fort
(Lacon)
RepublicanMarch 4, 1873 –
March 3, 1881
43rd
44th
45th
46th
Elected in 1872.
Re-elected in 1874.
Re-elected in 1876.
Re-elected in 1878.
Retired.
1873–1883
Ford, Iroquois, Kankakee, Livingston, Marshall, and Woodford

Lewis E. Payson
(Pontiac)
RepublicanMarch 4, 1881 –
March 3, 1883
47thElected in 1880.
Redistricted to the 9th district.

William Cullen
(Ottawa)
RepublicanMarch 4, 1883 –
March 3, 1885
48thRedistricted from the 7th district and re-elected in 1882.
Lost renomination.
1883–1895
DuPage, Grundy, Kendall, LaSalle, and Will

Ralph Plumb
(Streator)
RepublicanMarch 4, 1885 –
March 3, 1889
49th
50th
Elected in 1884.
Re-elected in 1886.
Retired.

Charles A. Hill
(Joliet)
RepublicanMarch 4, 1889 –
March 3, 1891
51stElected in 1888.
Lost re-election.

Lewis Steward
(Plano)
DemocraticMarch 4, 1891 –
March 3, 1893
52ndElected in 1890.
Lost re-election.

Robert A. Childs
(Hinsdale)
RepublicanMarch 4, 1893 –
March 3, 1895
53rdElected in 1892.
Retired.

Albert J. Hopkins
(Aurora)
RepublicanMarch 4, 1895 –
March 3, 1903
54th
55th
56th
57th
Redistricted from the 5th district and re-elected in 1894.
Re-elected in 1896.
Re-elected in 1898.
Re-elected in 1900.
Retired to run for U.S. senator.
1895–1903
DeKalb, DuPage, Grundy, Kane, Kendall, and McHenry

William F. Mahoney
(Chicago)
DemocraticMarch 4, 1903 –
December 27, 1904
58thRedistricted from the 5th district and re-elected in 1902.
Died.
1903–1913
Cook
VacantDecember 27, 1904 –
March 3, 1905
58th

Charles McGavin
(Chicago)
RepublicanMarch 4, 1905 –
March 3, 1909
59th
60th
Elected in 1904.
Re-elected in 1906.
Retired.

Thomas Gallagher
(Chicago)
DemocraticMarch 4, 1909 –
March 3, 1921
61st
62nd
63rd
64th
65th
66th
Elected in 1908.
Re-elected in 1910.
Re-elected in 1912.
Re-elected in 1914.
Re-elected in 1916.
Re-elected in 1918.
Retired.
1913–1949
Cook

Stanley H. Kunz
(Chicago)
DemocraticMarch 4, 1921 –
March 3, 1931
67th
68th
69th
70th
71st
Elected in 1920.
Re-elected in 1922.
Re-elected in 1924.
Re-elected in 1926.
Re-elected in 1928.
Lost re-election.
Peter C. Granata
(Chicago)
RepublicanMarch 4, 1931 –
April 5, 1932
72ndLost contested election.

Stanley H. Kunz
(Chicago)
DemocraticApril 5, 1932 –
March 3, 1933
72ndWon contested election.
Lost renomination.

Leo Kocialkowski
(Chicago)
DemocraticMarch 4, 1933 –
January 3, 1943
73rd
74th
75th
76th
77th
Elected in 1932.
Re-elected in 1934.
Re-elected in 1936.
Re-elected in 1938.
Re-elected in 1940.
Lost renomination.

Thomas S. Gordon
(Chicago)
DemocraticJanuary 3, 1943 –
January 3, 1959
78th
79th
80th
81st
82nd
83rd
84th
85th
Elected in 1942.
Re-elected in 1944.
Re-elected in 1946.
Re-elected in 1948.
Re-elected in 1950.
Re-elected in 1952.
Re-elected in 1954.
Re-elected in 1956.
Retired.
1949–1953
Cook
1953–1963
Cook

Dan Rostenkowski
(Chicago)
DemocraticJanuary 3, 1959 –
January 3, 1993
86th
87th
88th
89th
90th
91st
92nd
93rd
94th
95th
96th
97th
98th
99th
100th
101st
102nd
Elected in 1958.
Re-elected in 1960.
Re-elected in 1962.
Re-elected in 1964.
Re-elected in 1966.
Re-elected in 1968.
Re-elected in 1970.
Re-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 5th district.
1963–1967
Cook
1967–1973
Cook
1973–1983
Cook
1983–1993
Cook

Phil Crane
(Wauconda)
RepublicanJanuary 3, 1993 –
January 3, 2005
103rd
104th
105th
106th
107th
108th
Redistricted from the 12th 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.
Lost re-election.
1993–2003
Cook and Lake
2003–2013

Cook, Lake, and McHenry

Melissa Bean
(Palatine Township)
DemocraticJanuary 3, 2005 –
January 3, 2011
109th
110th
111th
Elected in 2004.
Re-elected in 2006.
Re-elected in 2008.
Lost re-election.

Joe Walsh
(McHenry)
RepublicanJanuary 3, 2011 –
January 3, 2013
112thElected in 2010.
Lost re-election.

Tammy Duckworth
(Hoffman Estates)
DemocraticJanuary 3, 2013 –
January 3, 2017
113th
114th
Elected in 2012.
Re-elected in 2014.
Retired to run for U.S. senator.
2013–2023

Cook, DuPage, and Kane

Raja Krishnamoorthi
(Schaumburg)
DemocraticJanuary 3, 2017 –
present
115th
116th
117th
118th
Elected in 2016.
Re-elected in 2018.
Re-elected in 2020.
Re-elected in 2022.
2023–present

Cook, DuPage, and Kane

Elections

2012 election

Incumbent Representative Joe Walsh was drawn out of the district for 2012 by 2011 redistricting, although a candidate is not required to live in the district to be eligible to run for a seat in Congress.[5]Democrat Raja Krishnamoorthi of Hoffman Estates announced his candidacy for the seat in late May 2011. In July 2011, Democrat Tammy Duckworth also announced plans to run for the seat.[6] Duckworth won the Democratic nomination on March 20, 2012. Duckworth defeated Walsh in the general election on November 6, 2012.

Illinois's 8th congressional district, 2012[7]
PartyCandidateVotes%
DemocraticTammy Duckworth 123,206 54.7
RepublicanJoe Walsh (incumbent)101,86045.3
Total votes225,066 100.0
Democratic gain from Republican

2014

Illinois's 8th congressional district, 2014[8]
PartyCandidateVotes%
DemocraticTammy Duckworth (incumbent) 84,178 55.7
RepublicanLarry Kaifesh66,87844.3
Total votes151,056 100.0
Democratic hold

2016

Illinois's 8th congressional district, 2016[9]
PartyCandidateVotes%
DemocraticRaja Krishnamoorthi 144,954 58.3
RepublicanPete DiCianni103,61741.7
Total votes248,571 100.0
Democratic hold

2018

Illinois's 8th congressional district, 2018[10]
PartyCandidateVotes%
DemocraticRaja Krishnamoorthi (incumbent) 130,054 66.0
RepublicanJitendra "JD" Diganvker67,07334.0
Total votes197,127 100.0
Democratic hold

2020

Illinois's 8th congressional district, 2020[11]
PartyCandidateVotes%±%
DemocraticRaja Krishnamoorthi (incumbent) 186,251 73.16 +7.19%
LibertarianPreston Gabriel Nelson68,32726.84N/A
Total votes254,578 100.0
Democratic hold

2022

Illinois's 8th congressional district, 2022
PartyCandidateVotes%
DemocraticRaja Krishnamoorthi (incumbent) 117,880 56.89
RepublicanChris Dargis89,33543.11
Total votes207,215 100.0
Democratic hold

Historical district boundaries

2003–2013
2013–2023

See also

References

Sources

42°00′35″N 88°05′48″W / 42.00972°N 88.09667°W / 42.00972; -88.09667