- Lead
- 4,134
- Total
- 42,729
- vs nation
- D+11.1
Illinois 46th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 9,703
- Total
- 46,210
- vs nation
- D+16.5
- Lead
- 9,198
- Total
- 40,946
- vs nation
- D+20.4
- Lead
- 3,669
- Total
- 38,092
- vs nation
- D+5.8
- Lead
- 7,712
- Total
- 39,982
- vs nation
- D+12.0
- Lead
- 373
- Total
- 37,865
- vs nation
- D+1.5
- Lead
- 1,638
- Total
- 33,949
- vs nation
- R+5.3
- Lead
- 879
- Total
- 30,225
- vs nation
- R+11.4
Key facts
- 2024 presidential margin
- D+9.7MIT Election Lab
- Population
- 108,5622024 5-year
- Population density
- 3,948 / sq mi2024 5-year · TIGER/Line
- Land area
- 27.5 sq miTIGER/Line
- Median household income
- $92,0932024 5-year
- White (non-Hispanic)
- 47.7%2024 5-year
- Black
- 5.9%2024 5-year
- Hispanic / Latino
- 27.0%2024 5-year
- Peak Democratic margin
- D+22.5 in 2016MIT Election Lab
- Peak Republican margin
- R+64.6 in 1920MIT Election Lab
- Most similar
- State House District 49, IL · twin score 96.3
presidential history
Party record book
Illinois 46th 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
Barack Obama2008
59.1%
23,646 votes · D+19.3 · modeled estimate
Runner-up · Joe Biden, 2020 · 59.1%
Republican
Warren G. Harding1920
81.0%
1,068 votes · R+64.6 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 77.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
27,314votes
59.1% of the vote · D+21.0 · modeled estimate
Runner-up · Barack Obama, 2008 · 23,646 votes
Republican
Ronald Reagan1984
19,715votes
72.4% of the vote · R+45.2 · modeled estimate
Runner-up · George W. Bush, 2004 · 19,001 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
+20.4pts D vs U.S.
Place D+22.5 · U.S. D+2.1 · modeled estimate
Runner-up · Joe Biden, 2020 · +16.5 pts
Republican
Thomas E. Dewey1948
+46.3pts R vs U.S.
Place R+41.8 · U.S. D+4.5 · modeled estimate
Runner-up · Wendell Willkie, 1940 · +38.9 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 |
|---|---|---|---|---|
| 2020 | D | 64.4%32,137 | 35.6%17,752 | 49,889 |
Illinois 46th State House District sits in the Upper Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 22.5 points in 2016 and a Republican high of 64.6 points in 1920. Between 2020 and 2024 the district moved 11.3 points toward the Republican candidate; the 2024 margin was 9.7 points.
A population of 108,562, a 48% non-Hispanic-white share, and a median household income of $92,093 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 49 and State House District 44.
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 46th State House District. Akashic. https://akashic.app/sld-lower/17046/. Accessed May 20, 2026. License: CC BY 4.0.