Indiana 31st State House District, Indiana: Populist district. In 2024, voted R+37%. Republican peak: R+41 in 1972.
Key facts
- 2024 presidential margin
- R+37MIT Election Lab
- Political archetype
- PopulistAkashic typology
- Population
- 85,4732024 5-year
- Median household income
- $56,0862024 5-year
- White (non-Hispanic)
- 84.3%2024 5-year
- Black
- 5.2%2024 5-year
- Hispanic / Latino
- 5.5%2024 5-year
- Peak Democratic margin
- D+11 in 1936MIT Election Lab
- Peak Republican margin
- R+41 in 1972MIT Election Lab
Constituent county margins for State House District 31, INOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 10,133 | 22,641 | 33,516 | ||
| R | 10,958 | 22,915 | 34,624 | ||
| R | 9,868 | 21,674 | 33,600 | ||
| R | 13,294 | 18,944 | 33,026 | ||
| R | 15,902 | 18,488 | 34,783 | ||
| R | 11,835 | 23,357 | 35,442 | ||
| R | 13,234 | 20,095 | 33,970 | ||
| R | 13,398 | 16,704 | 34,319 | ||
| R | 12,565 | 17,103 | 37,380 | ||
| R | 14,439 | 23,061 | 37,659 | ||
| R | 13,291 | 25,666 | 39,195 | ||
| R | 13,899 | 24,182 | 39,954 | ||
| R | 17,891 | 21,532 | 39,747 | ||
| R | 11,105 | 26,566 | 37,775 | ||
| R | 14,473 | 20,246 | 39,400 | ||
| D | 22,371 | 18,055 | 40,685 | ||
| R | 17,765 | 23,345 | 41,312 | ||
| R | 13,342 | 21,824 | 35,393 | ||
| R | 14,414 | 20,725 | 35,794 | ||
| D | 15,770 | 15,677 | 32,271 | ||
| R | 14,666 | 17,416 | 32,944 | ||
| R | 17,046 | 18,212 | 35,619 | ||
| D | 17,636 | 13,996 | 32,503 | ||
| D | 16,465 | 14,019 | 31,761 | ||
| R | 9,032 | 17,837 | 27,178 | ||
| R | 8,780 | 13,744 | 24,685 | ||
| R | 9,767 | 14,373 | 26,613 | ||
| R | 6,904 | 7,007 | 16,255 | ||
| O | 5,300 | 4,019 | 15,029 | ||
| R | 6,929 | 8,070 | 16,690 | ||
| R | 5,563 | 10,688 | 18,591 | ||
| R | 6,452 | 10,045 | 17,687 | ||
| R | 6,102 | 8,738 | 15,157 | ||
| R | 4,382 | 5,571 | 10,917 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
17.1%
English
12.7%
Irish
9.6%
American
8.3%
French
1.8%
Italian
1.7%
Polish
1.2%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 39.3 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$56,086
State House District 31 ranks near the middle of US counties.
State House District 31$56,086
Indiana$71,957
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
18.1%
Children face higher poverty than working-age adults.
Children under 1825.8%
Working age (18–64)16.4%
Seniors (65+)11.2%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
95.9%
speak English only
Spanish3.2%
Other Indo-European0.5%
Asian & Pacific Islander0.3%
Other languages0.2%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 63.5% of residents not counted as adherents by any reporting body.
With a 2024 presidential margin of R+58.5, this rural Indiana district ranks among the state's most one-sided constituencies, where general-election outcomes are largely decided in the primary.
The Democratic margin in Indiana 31st State House District peaked at eleven points in 1936. By 1968 the district had flipped, voting Republican for the first time in many years. The 2024 margin was thirty-seven points, the most Republican-leaning result in the district's modern history.
The economic context is the key. The median household income of $56,086 sits well below state and national norms, and 18% of residents live below the federal poverty line. The shift here is part of a broader realignment of working-class places across the country.
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
State House District 31, Indiana. Akashic. https://akashic.app/sld-lower/18031/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State House District 31, Indiana vote in 2024?
In 2024, State House District 31, Indiana voted Republican by 37.3 points (R+37), carried by the Republican candidate. Out of 33,516 votes cast, 10,133 went Democratic and 22,641 went Republican.
What is State House District 31, Indiana's political archetype?
Akashic classifies State House District 31, Indiana as a "Populist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 4 times, Republican 29 times, and other 1 times.
When did State House District 31, Indiana last vote Democratic?
The most recent presidential election in which State House District 31, Indiana voted Democratic was 1964.
How many people live in State House District 31, Indiana?
State House District 31, Indiana has a population of 85,473 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State House District 31, Indiana?
Median household income in State House District 31, Indiana is $56,086 — below the national median of $80,734. The Indiana state median is $71,957.
What is the political history of State House District 31, Indiana?
Akashic tracks 38 presidential elections in State House District 31, Indiana from 1876 to 2024. Of those, 4 went Democratic and 29 went Republican. The district's archetype — "Populist" — captures the overall trajectory of that voting record.