Preble County, Ohio: Farm Belt county. In 2024, voted R+59%. Republican peak: R+59 in 2024.
Key facts
- 2024 presidential margin
- R+59MIT Election Lab
- Political typology
- Farm BeltAkashic typology
- Population
- 40,7652024 5-year
- Median household income
- $69,2232024 5-year
- White (non-Hispanic)
- 95.5%2024 5-year
- Black
- 0.7%2024 5-year
- Hispanic / Latino
- 1.1%2024 5-year
- Peak Democratic margin
- D+13 in 1964MIT Election Lab
- Peak Republican margin
- R+59 in 2024MIT Election Lab
- Most similar
- Darke County, OH · similarity 1.00
2024 results by precinct
2024 precinct map of Preble CountyPrecinct-level 2024 presidential results for Preble 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 | −4.3% |
| 1896 | −0.7% |
| 1900 | −5.0% |
| 1904 | −12.9% |
| 1908 | −3.9% |
| 1912 | +11.8% |
| 1916 | +7.9% |
| 1920 | −11.8% |
| 1924 | −16.4% |
| 1928 | −31.0% |
| 1932 | +8.7% |
| 1936 | +6.3% |
| 1940 | −6.3% |
| 1944 | −15.1% |
| 1948 | −11.2% |
| 1952 | −27.0% |
| 1956 | −27.8% |
| 1960 | −23.4% |
| 1964 | +12.9% |
| 1968 | −21.9% |
| 1972 | −43.1% |
| 1976 | −6.3% |
| 1980 | −20.1% |
| 1984 | −44.6% |
| 1988 | −34.8% |
| 1992 | −13.6% |
| 1996 | −8.9% |
| 2000 | −26.4% |
| 2004 | −30.6% |
| 2008 | −31.2% |
| 2012 | −35.9% |
| 2016 | −53.2% |
| 2020 | −57.4% |
| 2024 | −58.8% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 4,343 | 17,146 | 21,766 | ||
| R | 4,493 | 17,022 | 21,809 | ||
| R | 4,325 | 15,446 | 20,887 | ||
| R | 6,211 | 13,535 | 20,404 | ||
| R | 6,999 | 13,562 | 21,049 | ||
| R | 7,274 | 13,734 | 21,127 | ||
| R | 6,375 | 11,176 | 18,166 | ||
| R | 6,611 | 8,139 | 17,133 | ||
| R | 5,557 | 8,023 | 18,098 | ||
| R | 4,937 | 10,297 | 15,381 | ||
| R | 4,198 | 11,065 | 15,403 | ||
| R | 5,416 | 8,376 | 14,723 | ||
| R | 5,850 | 6,654 | 12,747 | ||
| R | 3,472 | 8,993 | 12,795 | ||
| R | 3,817 | 6,544 | 12,434 | ||
| D | 7,574 | 5,839 | 13,413 | ||
| R | 5,467 | 8,802 | 14,269 | ||
| R | 4,574 | 8,099 | 12,673 | ||
| R | 4,836 | 8,405 | 13,241 | ||
| R | 4,656 | 5,837 | 10,516 | ||
| R | 4,872 | 6,609 | 11,481 | ||
| R | 5,735 | 6,511 | 12,246 | ||
| D | 6,366 | 5,593 | 12,290 | ||
| D | 6,221 | 5,205 | 11,625 | ||
| R | 3,513 | 6,693 | 10,263 | ||
| R | 4,033 | 5,676 | 10,001 | ||
| R | 4,933 | 6,258 | 11,231 | ||
| D | 3,387 | 2,881 | 6,380 | ||
| D | 2,859 | 2,135 | 6,158 | ||
| R | 3,247 | 3,519 | 6,901 | ||
| R | 2,792 | 3,647 | 6,649 | ||
| R | 3,206 | 3,548 | 6,899 | ||
| R | 3,254 | 3,300 | 6,659 | ||
| R | 2,699 | 2,957 | 5,987 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
24.2%
English
12.0%
American
11.8%
Irish
11.1%
Italian
2.2%
Scottish
1.7%
French
1.1%
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: 43.3 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$69,223
Preble County ranks near the middle of US counties.
Preble County$69,223
Ohio$71,389
United States$80,734
Preble 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
12.6%
Children face moderate poverty.
Children under 1818.9%
Working age (18–64)10.6%
Seniors (65+)12.8%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
98.5%
speak English only
Spanish0.6%
Other Indo-European0.4%
Asian & Pacific Islander0.3%
Other languages0.2%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 77.5% of residents not counted as adherents by any reporting body.
A rural county of roughly 42,000 residents wedged between Dayton and the Indiana border, Preble has drifted steadily toward supermajority Republican margins over the past two decades, reflecting a broader pattern of rural consolidation across southwestern Ohio.
The Republican margin here reached fifty-nine points in 2024. Between 2020 and 2024 the county moved one point toward the Republican candidate; the 2024 margin was fifty-nine points.
A population of 40,765, a 96% non-Hispanic-white share, and a median household income of $69,223 describe an agricultural county. The county's voting pattern over the last decade is most similar to that of Darke County and Carroll 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.
Preble County, Ohio. Akashic. https://akashic.app/county/39135/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More farm belt counties
Frequently asked questions
How did Preble County, Ohio vote in 2024?
In 2024, Preble County, Ohio voted Republican by 58.8 points (R+59), carried by the Republican candidate. Out of 21,766 votes cast, 4,343 went Democratic and 17,146 went Republican.
What is Preble County, Ohio's political typology?
Akashic places Preble County, Ohio 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 5 times, Republican 29 times, and other 0 times.
When did Preble County, Ohio last vote Democratic?
The most recent presidential election in which Preble County, Ohio voted Democratic was 1964.
How many people live in Preble County, Ohio?
Preble County, Ohio has a population of 40,765 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Preble County, Ohio?
Median household income in Preble County, Ohio is $69,223 — below the national median of $80,734. The Ohio state median is $71,389.
What is the political history of Preble County, Ohio?
Akashic tracks 38 presidential elections in Preble County, Ohio from 1876 to 2024. Of those, 5 went Democratic and 29 went Republican. The county's typology — "Farm Belt" — captures where that record, its demographics, and its recent swing place it among American communities.