Harrison County, Indiana: Farm Belt county. In 2024, voted R+47%. Republican peak: R+47 in 2024.
Key facts
- 2024 presidential margin
- R+47MIT Election Lab
- Political typology
- Farm BeltAkashic typology
- Population
- 39,8592024 5-year
- Median household income
- $74,4752024 5-year
- White (non-Hispanic)
- 94.5%2024 5-year
- Black
- 0.8%2024 5-year
- Hispanic / Latino
- 2.4%2024 5-year
- Peak Democratic margin
- D+27 in 1912MIT Election Lab
- Peak Republican margin
- R+47 in 2024MIT Election Lab
- Most similar
- Grant County, KY · similarity 1.00
2024 results by precinct
2024 precinct map of Harrison CountyPrecinct-level 2024 presidential results for Harrison County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | +7.2% |
| 1896 | +6.1% |
| 1900 | +6.3% |
| 1904 | −0.3% |
| 1908 | +4.3% |
| 1912 | +27.1% |
| 1916 | +6.2% |
| 1920 | −4.5% |
| 1924 | +1.4% |
| 1928 | −9.5% |
| 1932 | +17.9% |
| 1936 | +12.7% |
| 1940 | +0.8% |
| 1944 | −1.3% |
| 1948 | +4.1% |
| 1952 | −9.1% |
| 1956 | −10.7% |
| 1960 | −8.1% |
| 1964 | +23.5% |
| 1968 | −7.0% |
| 1972 | −20.1% |
| 1976 | +7.2% |
| 1980 | −12.3% |
| 1984 | −21.9% |
| 1988 | −15.2% |
| 1992 | +2.7% |
| 1996 | −1.2% |
| 2000 | −19.1% |
| 2004 | −28.0% |
| 2008 | −18.0% |
| 2012 | −22.8% |
| 2016 | −44.0% |
| 2020 | −45.6% |
| 2024 | −46.9% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 5,233 | 14,830 | 20,448 | ||
| R | 5,343 | 14,565 | 20,236 | ||
| R | 4,776 | 12,933 | 18,541 | ||
| R | 6,607 | 10,640 | 17,671 | ||
| R | 7,288 | 10,551 | 18,091 | ||
| R | 6,171 | 11,015 | 17,310 | ||
| R | 5,870 | 8,711 | 14,896 | ||
| R | 5,900 | 6,073 | 13,885 | ||
| D | 5,768 | 5,403 | 13,671 | ||
| R | 4,933 | 6,702 | 11,661 | ||
| R | 4,634 | 7,255 | 11,969 | ||
| R | 4,865 | 6,287 | 11,594 | ||
| D | 5,685 | 4,911 | 10,699 | ||
| R | 3,927 | 5,910 | 9,888 | ||
| R | 3,725 | 4,410 | 9,731 | ||
| D | 5,949 | 3,671 | 9,708 | ||
| R | 4,566 | 5,374 | 9,989 | ||
| R | 4,266 | 5,299 | 9,648 | ||
| R | 4,213 | 5,069 | 9,454 | ||
| D | 4,465 | 4,104 | 8,751 | ||
| R | 4,285 | 4,397 | 8,786 | ||
| D | 4,725 | 4,650 | 9,439 | ||
| D | 5,025 | 3,885 | 8,986 | ||
| D | 5,128 | 3,553 | 8,804 | ||
| R | 3,664 | 4,440 | 8,158 | ||
| D | 4,005 | 3,896 | 8,064 | ||
| R | 3,898 | 4,271 | 8,301 | ||
| D | 2,373 | 2,086 | 4,639 | ||
| D | 2,106 | 900 | 4,449 | ||
| D | 2,646 | 2,419 | 5,239 | ||
| R | 2,530 | 2,544 | 5,290 | ||
| D | 2,824 | 2,482 | 5,405 | ||
| D | 2,813 | 2,486 | 5,349 | ||
| D | 2,464 | 2,114 | 4,832 | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — | ||
| — | — | — | — |
Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
24.3%
English
12.2%
Irish
11.6%
American
8.8%
French
2.1%
Italian
2.0%
Scottish
1.6%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
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.
2024 ACS
Age distribution by sex
Median age: 43.0 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$74,475
Harrison County ranks near the middle of US counties.
Harrison County$74,475
Indiana$71,957
United States$80,734
Harrison County ranks near the middle of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
7.2%
Child poverty is below the national average.
Children under 186.7%
Working age (18–64)7.1%
Seniors (65+)9.1%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
97.6%
speak English only
Spanish1.5%
Asian & Pacific Islander0.5%
Other Indo-European0.3%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 69.1% of residents not counted as adherents by any reporting body.
Harrison County, tucked against the Ohio River in southern Indiana, backed the Republican presidential candidate by nearly 47 points in 2024, reflecting the deep-red realignment that has reshaped rural river-county politics across the Ohio Valley over the past decade.
The Republican margin here reached forty-seven points in 2024. Between 2020 and 2024 the county moved one point toward the Republican candidate; the 2024 margin was forty-seven points.
A population of 39,859, a 95% non-Hispanic-white share, and a median household income of $74,475 describe an agricultural county. The county's voting pattern over the last decade is most similar to that of Grant County and Washington County.
Most similar counties
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.
Harrison County, Indiana. Akashic. https://akashic.app/county/18061/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More farm belt counties
Frequently asked questions
How did Harrison County, Indiana vote in 2024?
In 2024, Harrison County, Indiana voted Republican by 46.9 points (R+47), carried by the Republican candidate. Out of 20,448 votes cast, 5,233 went Democratic and 14,830 went Republican.
What is Harrison County, Indiana's political typology?
Akashic places Harrison County, Indiana in the "Farm Belt" typology — Rural Plains and Midwest farm counties — Republican, with modest recent movement. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 14 times, Republican 20 times, and other 0 times.
When did Harrison County, Indiana last vote Democratic?
The most recent presidential election in which Harrison County, Indiana voted Democratic was 1992.
How many people live in Harrison County, Indiana?
Harrison County, Indiana has a population of 39,859 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Harrison County, Indiana?
Median household income in Harrison County, Indiana is $74,475 — below the national median of $80,734. The Indiana state median is $71,957.
What is the political history of Harrison County, Indiana?
Akashic tracks 38 presidential elections in Harrison County, Indiana from 1876 to 2024. Of those, 14 went Democratic and 20 went Republican. The county's typology — "Farm Belt" — captures where that record, its demographics, and its recent swing place it among American communities.