- Lead
- 17,324
- Total
- 51,240
- vs nation
- R+32.3
Illinois 101st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 17,702
- Total
- 53,348
- vs nation
- R+37.6
- Lead
- 17,046
- Total
- 49,858
- vs nation
- R+36.3
- Lead
- 13,719
- Total
- 47,539
- vs nation
- R+32.7
- Lead
- 7,786
- Total
- 50,288
- vs nation
- R+22.8
- Lead
- 16,028
- Total
- 51,430
- vs nation
- R+28.7
- Lead
- 11,201
- Total
- 45,863
- vs nation
- R+24.9
- Lead
- 5,135
- Total
- 42,562
- vs nation
- R+20.6
Key facts
- 2024 presidential margin
- R+33.8MIT Election Lab
- Population
- 108,5832024 5-year
- Population density
- 62 / sq mi2024 5-year · TIGER/Line
- Land area
- 1,751 sq miTIGER/Line
- Median household income
- $72,2802024 5-year
- White (non-Hispanic)
- 87.8%2024 5-year
- Black
- 2.3%2024 5-year
- Hispanic / Latino
- 4.7%2024 5-year
- Peak Democratic margin
- D+6.6 in 1932MIT Election Lab
- Peak Republican margin
- R+46.9 in 1928MIT Election Lab
- Most similar
- State House District 87, IL · twin score 95.6
presidential history
Party record book
Illinois 101st 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. Roosevelt1932
52.4%
19,605 votes · D+6.6 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 49.2%
Republican
Herbert Hoover1928
73.3%
25,554 votes · R+46.9 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 71.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Franklin D. Roosevelt1936
20,922votes
49.2% of the vote · R+0.5 · modeled estimate
Runner-up · Barack Obama, 2008 · 20,772 votes
Republican
Ronald Reagan1984
34,995votes
71.0% of the vote · R+42.5 · modeled estimate
Runner-up · Donald Trump, 2020 · 34,858 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
John W. Davis1924
−8.2pts D vs U.S.
Place R+33.4 · U.S. R+25.2 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · −11.2 pts
Republican
Donald Trump2020
+37.6pts R vs U.S.
Place R+33.2 · U.S. D+4.5 · modeled estimate
Runner-up · Donald Trump, 2016 · +36.3 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 | R | 24.9%10,185 | 75.1%30,758 | 40,943 |
| 2020 | R | 40.3%20,039 | 59.7%29,651 | 49,690 |
Illinois 101st State House District sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 6.6 points in 1932 and a Republican high of 46.9 points in 1928. Between 2020 and 2024 the district moved 0.6 points toward the Republican candidate; the 2024 margin was 33.8 points.
A population of 108,583, a 88% non-Hispanic-white share, and a median household income of $72,280 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 87 and State House District 41.
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 101st State House District. Akashic. https://akashic.app/sld-lower/17101/. Accessed May 20, 2026. License: CC BY 4.0.