- Lead
- 3,817
- Total
- 31,293
- vs nation
- R+10.7
Indiana 40th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 4,984
- Total
- 34,221
- vs nation
- R+19.0
- Lead
- 7,509
- Total
- 29,076
- vs nation
- R+27.9
- Lead
- 6,744
- Total
- 25,426
- vs nation
- R+30.4
- Lead
- 3,607
- Total
- 25,077
- vs nation
- R+21.7
- Lead
- 7,930
- Total
- 19,650
- vs nation
- R+37.9
- Lead
- 5,557
- Total
- 15,099
- vs nation
- R+37.3
- Lead
- 3,873
- Total
- 13,473
- vs nation
- R+37.3
Key facts
- 2024 presidential margin
- R+12.2MIT Election Lab
- Population
- 68,3612024 5-year
- Population density
- 1,590 / sq mi2024 5-year · TIGER/Line
- Land area
- 43 sq miTIGER/Line
- Median household income
- $98,7672024 5-year
- White (non-Hispanic)
- 73.7%2024 5-year
- Black
- 10.0%2024 5-year
- Hispanic / Latino
- 6.1%2024 5-year
- Peak Democratic margin
- D+23.6 in 1912MIT Election Lab
- Peak Republican margin
- R+53.4 in 1972MIT Election Lab
- Most similar
- State House District 25, IN · twin score 90.9
presidential history
Party record book
Indiana 40th 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
53.6%
2,280 votes · D+9.1 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 51.5%
Republican
Richard Nixon1972
76.5%
6,313 votes · R+53.4 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 72.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
14,212votes
41.5% of the vote · R+14.6 · modeled estimate
Runner-up · Kamala Harris, 2024 · 13,453 votes
Republican
Donald Trump2020
19,196votes
56.1% of the vote · R+14.6 · modeled estimate
Runner-up · Donald Trump, 2024 · 17,270 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
James M. Cox1920
+16.0pts D vs U.S.
Place R+10.2 · U.S. R+26.2 · modeled estimate
Runner-up · John W. Davis, 1924 · +9.8 pts
Republican
George W. Bush2004
+37.9pts R vs U.S.
Place R+40.4 · U.S. R+2.5 · modeled estimate
Runner-up · George W. Bush, 2000 · +37.3 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 |
|---|---|---|---|---|
| 2020 | R | 34.8%11,221 | 65.2%21,033 | 32,254 |
In 2024 it voted Republican by R+12.2, against R+14.4 in 2008. The district had about 19,500 residents, 78.2% White alone in the 2024 ACS 5-year.
Across the recorded series it reached a Democratic high of 23.6 points in 1912 and a Republican high of 53.4 points in 1972. Between 2020 and 2024 the district moved 2.4 points toward the Democratic candidate; the 2024 margin was 12.2 points.
A population of 68,361, a 74% non-Hispanic-white share, and a median household income of $98,767 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 25 and State House District 26.
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 →
Indiana 40th State House District. Akashic. https://akashic.app/sld-lower/18040/. Accessed May 20, 2026. License: CC BY 4.0.