Voter file loaded June 5, 2026 · figures are from that file, held as a fixed record
Preble County, Ohio has 24,007 active registered voters across 65 precincts, as of June 2026.
Party registration
Ohio doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation; that data is in the voter file and available inside Motion51.
Most reliable-voting precincts
| # | Precinct | Active voters | Supervoters | Supervoter % |
|---|---|---|---|---|
| 1 | PRECINCT JEFFERSON TWP NORTH | 607 | 452 | 74.46% |
| 2 | PRECINCT WASHINGTON TWP EAST-E | 469 | 346 | 73.77% |
| 3 | PRECINCT SOMERS TWP WEST-P | 513 | 375 | 73.1% |
| 4 | PRECINCT GASPER TWP 3-P | 487 | 354 | 72.69% |
| 5 | PRECINCT ISRAEL TWP 2-E | 423 | 304 | 71.87% |
| 6 | PRECINCT HARRISON TWP SOUTHEAST-N | 646 | 450 | 69.66% |
| 7 | PRECINCT LANIER TWP SOUTHEAST-S | 884 | 612 | 69.23% |
| 8 | PRECINCT JACKSON TWP | 683 | 471 | 68.96% |
| 9 | PRECINCT EATON 7 | 709 | 486 | 68.55% |
| 10 | PRECINCT JEFFERSON TWP SOUTH | 424 | 290 | 68.4% |
Supervoters are active registered voters who cast a ballot in at least 3 of the last 4 November general elections (2018–2024). Percentages are precinct totals from the official state voter file — no individual voter information is shown. Precincts with fewer than 400 active voters are excluded.
How Preble County voted for president
Election results are public records.
Preble County at a glance.
Preble County had an estimated 40,801 residents in July 2024, the 61st most populous of Ohio's 88 counties, down 0.5% since the 2020 census. Of those, 31,925 are 18 or older, the voting-age population, and 21.1% are 65 or older. Its 24,007 active registered voters equal about 75.2% of that voting-age population.
It covers 424 square miles of land (96 people per square mile). The largest cities and towns are Eaton (8,337), Camden (1,990), Lewisburg (1,737), New Paris (1,486) and West Alexandria (1,317). The American Community Survey (2020-2024) puts it at a median age of 43.3, a median household income of $69,223, 18.5% of adults 25 and older holding a bachelor's degree or higher and 79.7% of occupied homes owned by the people living in them.
In 2024, 21,653 votes were cast for president, about 67.8% of the voting-age population; the Democratic ticket took 20.1% and the Republican ticket 79.2%. The two-party margin moved from R+31.3 in 2008 to R+59.1 in 2024.
- Population (2024 estimate)
- 40,801
- Population (2020 census base)
- 41,005
- Voting-age population (18+)
- 31,925
- Active voters per 100 adults
- 75.2
- Residents 65 and older
- 21.1%
- People per square mile
- 96
- Land area
- 424 sq mi
- Median age
- 43.3
- Median household income
- $69,223
- Adults 25+ with a bachelor's degree
- 18.5%
- Owner-occupied homes
- 79.7%
Largest cities and towns
- Eaton 8,337
- Camden 1,990
- Lewisburg 1,737
- New Paris 1,486
- West Alexandria 1,317
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 20.1% | 79.2% | R+59.1 | 21,653 |
| 2020 | 20.6% | 78.1% | R+57.5 | 21,809 |
| 2016 | 21.1% | 75.1% | R+54.0 | 20,475 |
| 2012 | 30.6% | 67.3% | R+36.7 | 19,619 |
| 2008 | 33.3% | 64.6% | R+31.3 | 21,002 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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