- Lead
- 5,534
- Total
- 32,433
- vs nation
- R+15.6
Indiana 78th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 5,398
- Total
- 33,688
- vs nation
- R+20.5
- Lead
- 7,898
- Total
- 31,176
- vs nation
- R+27.4
- Lead
- 5,886
- Total
- 30,771
- vs nation
- R+23.0
- Lead
- 2,032
- Total
- 32,438
- vs nation
- R+13.5
- Lead
- 7,845
- Total
- 29,945
- vs nation
- R+23.7
- Lead
- 4,927
- Total
- 27,322
- vs nation
- R+18.6
- Lead
- 756
- Total
- 26,688
- vs nation
- R+11.4
Key facts
- 2024 presidential margin
- R+17.1MIT Election Lab
- Population
- 68,1962024 5-year
- Population density
- 1,317 / sq mi2024 5-year · TIGER/Line
- Land area
- 51.8 sq miTIGER/Line
- Median household income
- $72,6422024 5-year
- White (non-Hispanic)
- 83.9%2024 5-year
- Black
- 5.3%2024 5-year
- Hispanic / Latino
- 3.1%2024 5-year
- Peak Democratic margin
- D+38.4 in 1936MIT Election Lab
- Peak Republican margin
- R+43.5 in 1972MIT Election Lab
- Most similar
- State House District 83, IN · twin score 91.3
presidential history
Party record book
Indiana 78th 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
68.4%
14,444 votes · D+38.4 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 60.0%
Republican
Richard Nixon1972
71.4%
20,303 votes · R+43.5 · modeled estimate
Runner-up · George W. Bush, 2004 · 62.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
16,168votes
58.6% of the vote · D+17.7 · modeled estimate
Runner-up · Barack Obama, 2008 · 15,002 votes
Republican
Richard Nixon1972
20,303votes
71.4% of the vote · R+43.5 · modeled estimate
Runner-up · Donald Trump, 2020 · 19,264 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
Franklin D. Roosevelt1936
+14.1pts D vs U.S.
Place D+38.4 · U.S. D+24.3 · modeled estimate
Runner-up · James M. Cox, 1920 · +5.5 pts
Republican
Donald Trump2016
+27.4pts R vs U.S.
Place R+25.3 · U.S. D+2.1 · modeled estimate
Runner-up · George W. Bush, 2004 · +23.7 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 | 39.2%10,946 | 60.8%16,971 | 27,917 |
| 2020 | R | 39.0%11,356 | 61.0%17,762 | 29,118 |
Indiana 78th State House District sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 38.4 points in 1936 and a Republican high of 43.5 points in 1972. Between 2020 and 2024 the district moved 1.0 points toward the Republican candidate; the 2024 margin was 17.1 points.
A population of 68,196, a 84% non-Hispanic-white share, and a median household income of $72,642 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 83 and State House District 84.
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 78th State House District. Akashic. https://akashic.app/sld-lower/18078/. Accessed May 20, 2026. License: CC BY 4.0.