HOUSE
Illinois IL-05 House2026
RACE AT A GLANCE
RACE TYPE
Incumbent running
Mike Quigley (D)
COOK PARTISAN VOTING INDEX
Last updated : Nov 17, 2025D +50
R +50
D +19
Race summary
With a bachelor’s degree attainment rate of 67%, the 5th District is the fourth-most college-educated seat in the nation. It’s a perfect fit for Rep. Mike Quigley, a socially liberal establishment-minded Democrat who rarely bucks the party line.Key Dates
Filing Deadline: Nov 3, 2025
Primary Election: Mar 17, 2026
INCUMBENT
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INCUMBENT
Full Bio:
QUIGLEY, Mike, a Representative from Illinois; born in Indianapolis, Marion County,
Ind., October 17, 1958; attended Glenbard North High School, Carol Stream,
Ill.; B.A., Roosevelt University, Chicago, Ill., 1981; M.P.P., University of
Chicago, Chicago, Ill., 1985; J.D., Loyola University School of Law, Chicago,
Ill., 1989; professor; lawyer; legislative aide; member of the Cook County,
Ill., board of commissioners, 1998-2009; elected as a Democrat to the One
Hundred Eleventh Congress, by special election, to fill the vacancy caused by
the resignation of United States Representative Rahm Emanuel, and reelected to
the four succeeding Congresses (April 7, 2009-present).
Source: Bioguide
CANDIDATES
Republicans
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DISTRICT DATA
Illinois - 05
North side of Chicago: Lincoln Park, Barrington
Population Breakdown
Source: 2020 Census (VAP) for 2026
Past Presidential Results from this District
2024 Election Results
Source: Dave Leip
2020 Election Results
Source: Dave's Redistricting/VEST
RACE ANALYSIS
Race Analysis
Updated: Apr 23, 2025
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