- Lead
- 16,910
- Total
- 36,618
- vs nation
- D+47.7
Indiana 86th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 17,870
- Total
- 39,840
- vs nation
- D+40.4
- Lead
- 12,668
- Total
- 36,636
- vs nation
- D+32.5
- Lead
- 12,587
- Total
- 35,943
- vs nation
- D+31.2
- Lead
- 15,563
- Total
- 38,190
- vs nation
- D+33.5
- Lead
- 5,007
- Total
- 30,980
- vs nation
- D+18.6
- Lead
- 3,367
- Total
- 26,803
- vs nation
- D+12.0
- Lead
- 2,774
- Total
- 27,347
- vs nation
- D+1.6
Key facts
- 2024 presidential margin
- D+46.2MIT Election Lab
- Population
- 68,2552024 5-year
- Population density
- 2,025 / sq mi2024 5-year · TIGER/Line
- Land area
- 33.7 sq miTIGER/Line
- Median household income
- $95,0042024 5-year
- White (non-Hispanic)
- 64.6%2024 5-year
- Black
- 19.9%2024 5-year
- Hispanic / Latino
- 7.5%2024 5-year
- Peak Democratic margin
- D+46.2 in 2024MIT Election Lab
- Peak Republican margin
- R+19.7 in 1972MIT Election Lab
- Most similar
- State House District 87, IN · twin score 93.8
presidential history
Party record book
Indiana 86th 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
Kamala Harris2024
72.1%
26,393 votes · D+46.2 · modeled estimate
Runner-up · Joe Biden, 2020 · 71.5%
Republican
Richard Nixon1972
59.4%
16,819 votes · R+19.7 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 54.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
28,495votes
71.5% of the vote · D+44.9 · modeled estimate
Runner-up · Barack Obama, 2008 · 26,545 votes
Republican
Richard Nixon1972
16,819votes
59.4% of the vote · R+19.7 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 15,148 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
Kamala Harris2024
+47.7pts D vs U.S.
Place D+46.2 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +40.4 pts
Republican
Barry Goldwater1964
+5.2pts R vs U.S.
Place D+17.4 · U.S. D+22.6 · modeled estimate
Runner-up · Richard Nixon, 1968 · +1.3 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 | D | 63.4%15,156 | 36.6%8,761 | 23,917 |
With a 2024 presidential margin of D+46.2, this district ranks among the most heavily Democratic in Indiana, likely anchored by a dense urban core where concentrated minority and college-educated populations drive consistent lopsided results.
Across the recorded series it reached a Democratic high of 46.2 points in 2024 and a Republican high of 19.7 points in 1972. Between 2020 and 2024 the district moved 1.3 points toward the Democratic candidate; the 2024 margin was 46.2 points.
A population of 68,255, a 65% non-Hispanic-white share, and a median household income of $95,004 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 32.
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 86th State House District. Akashic. https://akashic.app/sld-lower/18086/. Accessed May 20, 2026. License: CC BY 4.0.