- Lead
- 6,177
- Total
- 17,030
- vs nation
- D+37.7
Illinois 23rd State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 14,987
- Total
- 21,208
- vs nation
- D+66.2
- Lead
- 17,093
- Total
- 20,792
- vs nation
- D+80.1
- Lead
- 15,659
- Total
- 18,595
- vs nation
- D+80.4
- Lead
- 17,237
- Total
- 20,139
- vs nation
- D+78.3
- Lead
- 14,730
- Total
- 18,310
- vs nation
- D+82.9
- Lead
- 13,169
- Total
- 16,573
- vs nation
- D+78.9
- Lead
- 11,811
- Total
- 15,508
- vs nation
- D+67.6
Key facts
- 2024 presidential margin
- D+36.3MIT Election Lab
- Population
- 108,5072024 5-year
- Population density
- 16,440 / sq mi2024 5-year · TIGER/Line
- Land area
- 6.6 sq miTIGER/Line
- Median household income
- $58,9372024 5-year
- White (non-Hispanic)
- 3.7%2024 5-year
- Black
- 6.0%2024 5-year
- Hispanic / Latino
- 86.6%2024 5-year
- Peak Democratic margin
- D+97.4 in 1876MIT Election Lab
- Most similar
- State House District 1, IL · twin score 99.1
presidential history
Party record book
Illinois 23rd 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
Samuel J. Tilden1876
98.7%
541 votes · D+97.4 · modeled estimate
Runner-up · Winfield S. Hancock, 1880 · 95.9%
Republican
Warren G. Harding1920
38.6%
1,800 votes · D+9.9 · modeled estimate
Runner-up · William McKinley, 1896 · 34.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
18,637votes
92.5% of the vote · D+85.6 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 18,491 votes
Republican
Donald Trump2024
5,157votes
30.3% of the vote · D+36.3 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 4,151 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 Kerry2004
+82.9pts D vs U.S.
Place D+80.4 · U.S. R+2.5 · modeled estimate
Runner-up · Barack Obama, 2012 · +80.4 pts
Republican
William H. Taft1912
−20.9pts R vs U.S.
Place D+40.5 · U.S. D+19.5 · a third-party candidate carried the Place · modeled estimate
Runner-up · Calvin Coolidge, 1924 · −31.9 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Illinois 23rd State House District sits in the Upper Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 97.4 points in 1876. Between 2020 and 2024 the district moved 34.4 points toward the Republican candidate; the 2024 margin was 36.3 points.
A population of 108,507, a 4% non-Hispanic-white share, and a median household income of $58,937 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 1 and Assembly District 35.
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 23rd State House District. Akashic. https://akashic.app/sld-lower/17023/. Accessed May 20, 2026. License: CC BY 4.0.