- Lead
- 2,809
- Total
- 47,984
- vs nation
- D+7.3
Illinois 80th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 6,778
- Total
- 50,281
- vs nation
- D+9.0
- Lead
- 7,602
- Total
- 45,567
- vs nation
- D+14.6
- Lead
- 6,105
- Total
- 41,890
- vs nation
- D+10.7
- Lead
- 9,087
- Total
- 43,233
- vs nation
- D+13.7
- Lead
- 2,865
- Total
- 40,364
- vs nation
- D+9.6
- Lead
- 3,954
- Total
- 33,071
- vs nation
- D+11.4
- Lead
- 5,416
- Total
- 28,060
- vs nation
- D+10.8
Key facts
- 2024 presidential margin
- D+5.9MIT Election Lab
- Population
- 108,8432024 5-year
- Population density
- 516 / sq mi2024 5-year · TIGER/Line
- Land area
- 211 sq miTIGER/Line
- Median household income
- $80,6532024 5-year
- White (non-Hispanic)
- 51.4%2024 5-year
- Black
- 26.5%2024 5-year
- Hispanic / Latino
- 17.9%2024 5-year
- Peak Democratic margin
- D+27.2 in 1936MIT Election Lab
- Peak Republican margin
- R+53.2 in 1920MIT Election Lab
- Most similar
- State House District 79, IL · twin score 90.3
presidential history
Party record book
Illinois 80th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
63.1%
14,153 votes · D+27.2 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 62.2%
Republican
Warren G. Harding1920
75.4%
7,261 votes · R+53.2 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 66.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
28,099votes
55.9% of the vote · D+13.5 · modeled estimate
Runner-up · Barack Obama, 2008 · 26,000 votes
Republican
Donald Trump2024
22,096votes
46.0% of the vote · D+5.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 21,321 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Hillary Clinton2016
+14.6pts D vs U.S.
Place D+16.7 · U.S. D+2.1 · modeled estimate
Runner-up · Barack Obama, 2008 · +13.7 pts
Republican
Warren G. Harding1920
+27.1pts R vs U.S.
Place R+53.2 · U.S. R+26.2 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +19.8 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 61.4%28,203 | 38.6%17,704 | 45,907 |
| 2020 | D | 55.7%17,358 | 44.3%13,805 | 31,163 |
Illinois 80th State House District sits in the Upper Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 27.2 points in 1936 and a Republican high of 53.2 points in 1920. Between 2020 and 2024 the district moved 7.6 points toward the Republican candidate; the 2024 margin was 5.9 points.
A population of 108,843, a 51% non-Hispanic-white share, and a median household income of $80,653 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 79 and State House District 86.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Illinois 80th State House District. Akashic. https://akashic.app/sld-lower/17080/. Accessed May 20, 2026. License: CC BY 4.0.