Illinois's 11th congressional district

The 11th congressional district of Illinois is represented by Democrat Bill Foster.

From 1865 to 1867, the district included Bureau, LaSalle, Livingston and Woodford counties.eli.sls.lib.il.us From 1901 until 1947 the 11th congressional district included Kane, DuPage, McHenry and Will Counties. Following the Congressional Apportionment Act of 1947, the district covered a portion of Cook County and the far northwest side of Chicago roughly centered on Norwood Park.eli.sls.lib.il.us The district was not changed by 1951's redistricting.eli.sls.lib.il.us In 1961, the district was widened westward to the Des Plaines River and east into parts of Lincoln Square.eli.sls.lib.il.us The district covered the northwest side of Chicago until the early 1990s when it moved closer to its current area, encompassing most of LaSalle and Grundy Counties, the southern part of Will County, the northern part of Kankakee County and a small portion of southeastern Cook County along the Indiana state line.eli.sls.lib.il.us The Illinois Congressional Reapportionment Act of 2001 (10 ILCS 76) defined its boundaries following the 2000 U.S. census.

Following the 2010 U.S. census the district includes Joliet in Will County, parts of Naperville in southern DuPage County, parts of Belvidere in Boone County, and Aurora in Kane County. It includes the Argonne National Laboratory. The congressional district covers parts of Boone, Cook, Du Page, Kane, Kendall and Will counties, as of the 2011 redistricting which followed the 2010 census. All or parts of Aurora, Belvidere, Bolingbrook, Darien, Joliet, Montgomery, Naperville, Lisle, Downers Grove, New Lenox, Shorewood and Woodridge are included.Illinois Congressional District 11 , Illinois Board of Elections The representatives for these districts were elected in the 2012 primary and general elections, and the boundaries became effective on January 3, 2013.

Composition For the 118th and successive Congresses (based on redistricting following the 2020 census), the district contains all or portions of the following counties, townships, and municipalities:https://www2.census.gov/geo/maps/cong_dist/cd119/cd_based/ST17/CD119_IL11.pdf

Boone County (6)

Belvidere (part, also 16th), Belvidere Township (part, also 16th), Bonus Township, Flora Township (part, also 16th), Poplar Grove (part, also 16th), Spring Township

Cook County (4)

Lemont (part, also 1st; shared with Will County), Lemont Township (part, also 1st), Palos Park (part, also 6th), Willow Springs (part, shared with Cook County) DeKalb County (5) Genoa, Genoa Township, Kingston, Kingston Township, Sycamore Township (part, also 14th) DuPage County (13) Aurora (part, also 14th; shared with Kane, Kendall, and Will counties), Burr Ridge (part, also 6th; shared with Cook County), Darien (part, also 6th; shared with Will County), Downers Grove (part, also 6th), Downers Grove Township (part, also 6th), Lisle (part, also 6th), Lisle Township (part, also 6th), Naperville (part, also 14th; shared with Will County), Naperville Township, Warrenville (part, also 3rd), Willow Springs (part, shared with Cook County), Winfield Township (part, also 3rd), Woodbridge Kane County (29) Aurora (part, also 14th; shared with DuPage, Kendall, and Will counties), Aurora Township (part, also 14th), Batavia, Batavia Township, Blackberry Township, Burlington, Burlington Township, Campton Hills, Campton Township, Elburn, Elgin (part, also 8th), Geneva (part, also 8th), Geneva Township (part, also 8th), Hampshire (part, also 8th), Hampshire Township, Huntley (part, also 8th; shared with McHenry County), Kaneville, Kaneville Township, Lily Lake, Maple Park (part, also 14th; shared with DeKalb County), North Aurora, Pingree Grove (part, also 8th), Plato Township, Rutland Township (part, also 8th), St. Charles (part, also 8th), St. Charles Township (part, also 8th), Sugar Grove, Virgil, Virgil Township Lake County (6) Fremont Township (part, also 10th), Island Lake (part, also 9th; shared with McHenry County), Lakemoor (part, also 10th; shared with McHenry County), Volo (part, also 10th), Wauconda (part, also 9th), Wauconda Township (part, also 9th)

McHenry County (26)

Algonquin (part, also 9th), Bull Valley, Coral Township, Crystal Lake (part, also 9th), Dorr Township, Grafton Township, Greenwood Township (part, also 10th), Hartland Township (part, also 16th; includes Hartland CDP), Holiday Hills, Huntley (part, also 9th; shared with Kane County), McCullom Lake (part, also 10th), Lake in the Hills (part, also 9th), Lakemoor (part, also 10th; shared with Lake County), Lakewood, Marengo, Marengo Township, McHenry (part, also 10th), McHenry Township (part, also 10th), Nunda Township, Oakwood Hills, Prairie Grove, Port Barrington (part, also 9th; shared with Lake County), Riley Township, Seneca Township, Union, Woodstock

Will County (5)

Bolingbrook (part, also 14th), DuPage Township (part, also 14th), Lemont (part, also 1st; shared with Cook County), Lockport Township (part, also 1st and 14th), Romeoville (part, also 14th)

Recent election results from statewide races Year Office Results2008 PresidentObama 56% - 43%2012 PresidentObama 51% - 49%2016 PresidentClinton 52% - 41% SenateDuckworth 48% - 45% Comptroller (Spec.)Munger 51% - 42%2018 GovernorPritzker 48% - 46% Attorney GeneralRaoul 50% - 47% Secretary of StateWhite 65% - 32% ComptrollerMendoza 54% - 43% TreasurerFrerichs 51% - 45%2020 PresidentBiden 57% - 41% SenateDurbin 53% - 42%2022 SenateDuckworth 56% - 42% GovernorPritzker 55% - 42% Attorney GeneralRaoul 54% - 43% Secretary of StateGiannoulias 54% - 44% ComptrollerMendoza 56% - 42% TreasurerFrerichs 53% - 45%2024 PresidentHarris 54% - 43%

List of members representing the district Member Party Years Congress Notes District location District created March 4, 1863 James C. Robinson Democratic March 4, 1863 –March 3, 1865 Redistricted from the and re-elected in 1862.Retired to run for Governor of Illinois. Samuel S. Marshall Democratic March 4, 1865 –March 3, 1873 Elected in 1864.Re-elected in 1866.Re-elected in 1868.Re-elected in 1870.Redistricted to the . Robert M. Knapp Democratic March 4, 1873 –March 3, 1875 Elected in 1872.Retired. Scott Wike Democratic March 4, 1875 –March 3, 1877 Elected in 1874.Retired. Robert M. Knapp Democratic March 4, 1877 –March 3, 1879 Elected again in 1876.Retired. James W. Singleton Democratic March 4, 1879 –March 3, 1883 Elected in 1878.Re-elected in 1880.Redistricted to the 12th district. William Neece Democratic March 4, 1883 –March 3, 1887 Elected in 1882.Re-elected in 1884.Lost re-election. William Gest Republican March 4, 1887 –March 3, 1891 Elected in 1886.Re-elected in 1888.Lost re-election. Benjamin T. Cable Democratic March 4, 1891 –March 3, 1893 Elected in 1890.Retired. Benjamin F. Marsh Republican March 4, 1893 –March 3, 1895 Redistricted from the 10th district and re-elected in 1892.Redistricted to the . Walter Reeves Republican March 4, 1895 –March 3, 1903 Elected in 1894.Re-elected in 1896.Re-elected in 1898.Re-elected in 1900.Retired. 1895–1903Bureau, LaSalle, Livingston and Woodford counties Howard M. Snapp Republican March 4, 1903 –March 3, 1911 Elected in 1902.Re-elected in 1904.Re-elected in 1906.Re-elected in 1908.Retired. 1903–1949Kane, DuPage, McHenry and Will counties Ira C. Copley Republican March 4, 1911 –March 3, 1915 Elected in 1910.Re-elected in 1912.Re-elected in 1914.Re-elected in 1916.Re-elected in 1918.Re-elected in 1920.Retired. Progressive March 4, 1915 –March 3, 1917 Republican March 4, 1917 –March 3, 1923 Frank Reid Republican March 4, 1923 –January 3, 1935 Elected in 1922.Re-elected in 1924.Re-elected in 1926.Re-elected in 1928.Re-elected in 1930.Re-elected in 1932.Retired. Chauncey Reed Republican January 3, 1935 –January 3, 1949 Elected in 1934.Re-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 . Chester Chesney Democratic January 3, 1949 –January 3, 1951 Elected in 1948.Lost re-election. Timothy P. Sheehan Republican January 3, 1951 –January 3, 1959 Elected in 1950.Re-elected in 1952.Re-elected in 1954.Re-elected in 1956.Lost re-election. Roman Pucinski Democratic January 3, 1959 –January 3, 1973 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.Retired to run for U.S. Senator. Frank Annunzio Democratic January 3, 1973 –January 3, 1993 Redistricted from the and 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.Retired. George E. Sangmeister Democratic January 3, 1993 –January 3, 1995 Redistricted from the and re-elected in 1992.Retired. Jerry Weller Republican January 3, 1995 –January 3, 2009 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.Retired. 2003–2013 Debbie Halvorson Democratic January 3, 2009 –January 3, 2011 Elected in 2008.Lost re-election. Adam Kinzinger Republican January 3, 2011 –January 3, 2013 Elected in 2010.Redistricted to the . Bill Foster Democratic January 3, 2013 –present Elected in 2012.Re-elected in 2014.Re-elected in 2016.Re-elected in 2018.Re-elected in 2020.Re-elected in 2022.Re-elected in 2024. 2013–2023 2023–present Elections

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Illinois's 11th congressional district

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