- Lead
- 12,867
- Total
- 65,184
- vs nation
- R+18.3
Indiana 16th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 12,776
- Total
- 65,323
- vs nation
- R+24.0
- Lead
- 15,542
- Total
- 56,780
- vs nation
- R+29.5
- Lead
- 12,300
- Total
- 55,590
- vs nation
- R+26.0
- Lead
- 4,717
- Total
- 56,708
- vs nation
- R+15.6
- Lead
- 15,079
- Total
- 49,075
- vs nation
- R+28.3
- Lead
- 11,637
- Total
- 43,716
- vs nation
- R+27.1
- Lead
- 6,462
- Total
- 42,321
- vs nation
- R+23.8
Key facts
- 2024 presidential margin
- R+19.7MIT Election Lab
- Population
- 137,5592024 5-year
- Population density
- 288 / sq mi2024 5-year · TIGER/Line
- Land area
- 478 sq miTIGER/Line
- Median household income
- $74,7942024 5-year
- White (non-Hispanic)
- 80.5%2024 5-year
- Black
- 5.5%2024 5-year
- Hispanic / Latino
- 6.2%2024 5-year
- Peak Democratic margin
- D+26.4 in 1912MIT Election Lab
- Peak Republican margin
- R+34.7 in 1956MIT Election Lab
- Most similar
- State Senate District 15, IN · twin score 93.6
presidential history
Party record book
Indiana 16th State Senate 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
60.5%
4,241 votes · D+21.3 · modeled estimate
Runner-up · Grover Cleveland, 1884 · 58.6%
Republican
Dwight D. Eisenhower1956
67.2%
22,284 votes · R+34.7 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 65.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
25,610votes
45.2% of the vote · R+8.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 25,547 votes
Republican
Donald Trump2024
38,414votes
58.9% of the vote · R+19.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 38,260 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
William J. Bryan1908
+18.0pts D vs U.S.
Place D+8.5 · U.S. R+9.6 · modeled estimate
Runner-up · Alton B. Parker, 1904 · +16.5 pts
Republican
Donald Trump2016
+29.5pts R vs U.S.
Place R+27.4 · U.S. D+2.1 · modeled estimate
Runner-up · George W. Bush, 2004 · +28.3 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 | 36.2%20,561 | 63.8%36,277 | 56,838 |
Indiana 16th State Senate District sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 26.4 points in 1912 and a Republican high of 34.7 points in 1956. The 2024 margin was 19.7 points.
A population of 137,559, a 81% non-Hispanic-white share, and a median household income of $74,794 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 15 and State Senate District 50.
The state-senate 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 16th State Senate District. Akashic. https://akashic.app/sld-upper/18016/. Accessed May 20, 2026. License: CC BY 4.0.