Indiana 42nd 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
Lyndon B. Johnson1964
54.8%
29,793 votes · D+10.1 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 54.0%
Republican
Donald Trump2024
78.2%
49,082 votes · R+58.0 · modeled estimate
Runner-up · Donald Trump, 2020 · 77.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
29,793votes
54.8% of the vote · D+10.1 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · 28,576 votes
Republican
Donald Trump2020
49,466votes
77.5% of the vote · R+56.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 49,082 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
+14.3pts D vs U.S.
Place R+11.8 · U.S. R+26.2 · modeled estimate
Runner-up · John W. Davis, 1924 · +11.4 pts
Republican
Donald Trump2020
+61.3pts R vs U.S.
Place R+56.9 · U.S. D+4.5 · modeled estimate
Runner-up · Donald Trump, 2024 · +56.6 pts
current representation
Current officeholders
RJean LeisingState Senate · 42
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 1 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2020
R
20.6%9,042
79.4%34,902
43,944
Indiana 42nd State Senate District sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 16.9 points in 1912 and a Republican high of 58.0 points in 2024. Between 2020 and 2024 the district moved 1.2 points toward the Republican candidate; the 2024 margin was 58.0 points.
A population of 137,028, a 94% non-Hispanic-white share, and a median household income of $68,529 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 43 and State Senate District 47.
Akashic
Political twins — state-senate districts
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Indiana 42nd State Senate District. Akashic. https://akashic.app/sld-upper/18042/. Accessed May 20, 2026. License: CC BY 4.0.
How did Indiana 42nd State Senate District vote in 2024?
In 2024, Indiana 42nd State Senate District voted Republican by 58.0 points (R+58.0), carried by the Republican candidate. Out of 62,761 votes cast, 12,658 went Democratic and 49,082 went Republican.
When did Indiana 42nd State Senate District last vote Democratic?
The most recent presidential election in which Indiana 42nd State Senate District voted Democratic was 1964.
How many people live in Indiana 42nd State Senate District?
Indiana 42nd State Senate District has a population of 137,028 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Indiana 42nd State Senate District?
Median household income in Indiana 42nd State Senate District is $68,529 — below the national median of $80,734. The Indiana state median is $71,957.
What is the political history of Indiana 42nd State Senate District?
Akashic tracks 38 presidential elections in Indiana 42nd State Senate District from 1876 to 2024. Of those, 5 went Democratic and 33 went Republican.