RepublicanIncumbent
Illinois › Illinois House of Representatives · State legislature · November 3, 2026 · Updated Oct 16, 2026
Illinois Representative District 37
Patrick Sheehan has no major-party opponent.
Patrick Sheehan has no major-party opponent.
The candidates
The district
Lean R+19: how much more Democratic or Republican than the nation it votes for president.
Presidential vote
Precinct results re-aggregated to the current district lines.
Who lives here
- Population
- 108,667
- People per km²
- 540
- Adults with a B.A.+
- 43%
- White, no degree
- 49%of adults
- White 84%
- Hispanic 8%
- Black 3%
- Asian 2%
- Other / multiracial 3%
American Community Survey 2020–2024, aggregated from census tracts.
Past results
Results in the same-numbered district; earlier elections may have used different lines.
2024
47,607 votes · Uncontested by the other party✓ Patrick Sheehan (R)100.0%
2024 President Vote in this district
59,026 two-party votes · R+20.2 · R+18.7 vs. the nation✓ Donald Trump (R)60.1%
Kamala Harris (D)39.9%
2022
35,890 votes · Uncontested by the other party✓ Tim Ozinga (R)100.0%
2020 Earlier district lines
64,580 votes · R+27.3✓ Tim Ozinga (R)63.7%
Michelle Fadeley (D)36.3%
2020 President Vote in this district
60,992 two-party votes · R+15.8 · R+20.3 vs. the nation✓ Donald Trump (R)57.9%
Joe Biden (D)42.1%
2016 President Vote in this district
50,801 two-party votes · R+18.5 · R+20.8 vs. the nation✓ Donald Trump (R)59.3%
Hillary Clinton (D)40.7%
Also on the ballot in Illinois
Neighboring districts
RD-27Justin Q. Slaughter—>99%Dem.>99%Dem. RD-28Robert Rita—D vs D>99%Dem.>99%Dem. RD-38Debbie Meyers-Martin—>99%Dem.>99%Dem. RD-80Anthony DeLucaAdam M. Beaty99%Dem.93%Dem. RD-82—Nicole La Ha>99%Rep.>99%Rep. RD-85Dagmara "Dee" AvelarChris Metcalfe>99%Dem.99%Dem. RD-86Lawrence "Larry" M. Walsh, Jr.—>99%Dem.>99%Dem.