Illinois's 5th Congressional District

Illinois's 5th Congressional District is represented by Mike Quigley (Democrat), who has held the seat since 2009. Quigley has an overall VoteSee report card grade of C, voted in 96% of roll-call votes on bills this Congress, and votes with the Democratic majority 97% of the time. The district includes Chicago, Arlington Heights, and Palatine. It takes in all or part of 2 counties, and 94% of residents live in Cook County. About 751,000 people live in the district, and the median household income is $114,146.

Current Representative

Mike Quigley (Democrat) has represented Illinois's 5th Congressional District since 2009.

VoteSee report card grade: C
Attendance in the 119th Congress: 96% of roll-call votes on bills
Votes with the Democrat majority: 97%

See Mike Quigley's full voting record and issue positions →

2026 Election

U.S. House: Illinois 5th District

Winner: Mike Quigley.

Incumbent Mike Quigley is running for re-election. 2 candidates were on the Nov 3, 2026 ballot.

Mike Quigley (Democratic), incumbent: raised $998K, $1.1M cash on hand; VoteSee report card C; 96% attendance; votes with the Democratic majority 97% of the time
Tommy Hanson (Republican)

Polls: No public polls

See the full 2026 race →

District Demographics

Population: 751,305
Median household income: $114,146
Median age: 38
Median home value: $454,100
Bachelor's degree or higher: 66.1%

Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.

How Quigley Voted Recently

Yea on American Enrichment Deployment Act (Nov 9, 2026) — Passed
Yea on Nuclear REFUEL (Recycling Efficient Fuels Utilizing Expedited Licensing) Act (Nov 9, 2026) — Passed
Yea on Retire through Ownership Act (Sep 16, 2026) — Passed
Yea on Water Resources Development Act of 2026 (Sep 16, 2026) — Passed
Yea on Ratepayer Protection Act (Sep 16, 2026) — Passed

Breaks with the Democrat majority

Yea on Lindsey O. Graham Sanctioning Russia and Iran Act of 2026 (Sep 16, 2026) — Passed
Yea on Main Street Act (Jul 21, 2026) — Passed
Nay on Sunshine Protection Act of 2025 (Jul 14, 2026) — Passed

Who Held This Seat Before

Members of Congress who previously represented Illinois's 5th Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.

Rahm Emanuel — Democrat (2003–2009)
Rod Blagojevich — Democrat (1997–2003)
Michael Flanagan — Republican (1995–1997)
Daniel Rostenkowski — Democrat (1993–1995)
William Lipinski — Democrat (1983–1993)
John Fary — Democrat (1975–1983)
John Kluczynski — Democrat (1951–1977)
Martin Gorski — Democrat (1949–1951)
Adolph Sabath — Democrat (1907–1949)
Anthony Michalek — Republican (1905–1907)
James McAndrews — Democrat (1903–1905)
William Mahoney — Democrat (1901–1903)

Where the District Is

Illinois's 5th Congressional District covers 155 square miles of land. Boundaries are for the current (119th) Congress.

Counties

Cook County (part): 94% of residents
Lake County (part): 6% of residents

Largest communities

Chicago (part)
Arlington Heights (part)
Palatine (part)
Park Ridge (part)
Mount Prospect (part)
Lake Zurich (part)
Norridge (part)
Hoffman Estates (part)