Voter file loaded June 5, 2026 · figures are from that file, held as a fixed record
Darke County, Ohio has 29,922 active registered voters across 43 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 WABASH AND NORTH STAR VILLAGE | 595 | 460 | 77.31% |
| 2 | PRECINCT PATTERSON TWP. OSGOOD & YORKSHI | 836 | 643 | 76.91% |
| 3 | PRECINCT WAYNE TOWNSHIP | 1,130 | 833 | 73.72% |
| 4 | PRECINCT TWIN TWP. GORDON & ITHACA | 1,204 | 880 | 73.09% |
| 5 | PRECINCT GREENVILLE CITY 1-C | 602 | 440 | 73.09% |
| 6 | PRECINCT VERSAILLES VILLAGE - B | 909 | 657 | 72.28% |
| 7 | PRECINCT BUTLER AND CASTINE VILLAGE | 750 | 540 | 72.0% |
| 8 | PRECINCT GREENVILLE TWP EAST B | 795 | 570 | 71.7% |
| 9 | PRECINCT ALLEN TWP NEW WESTON & ROSSBURG | 601 | 430 | 71.55% |
| 10 | PRECINCT RICHLAND TOWNSHIP | 484 | 343 | 70.87% |
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 Darke County voted for president
Election results are public records.
Darke County at a glance.
Darke County had an estimated 51,462 residents in July 2024, the 49th most populous of Ohio's 88 counties, down 0.8% since the 2020 census. Of those, 39,416 are 18 or older, the voting-age population, and 21.3% are 65 or older. Its 29,922 active registered voters equal about 75.9% of that voting-age population.
It covers 598 square miles of land (86 people per square mile). The largest cities and towns are Greenville (12,701), Versailles (2,719), Arcanum (2,333), Union City (1,564) and Ansonia (1,149). The American Community Survey (2020-2024) puts it at a median age of 41.8, a median household income of $64,486, 16.5% of adults 25 and older holding a bachelor's degree or higher and 72.4% of occupied homes owned by the people living in them.
In 2024, 27,000 votes were cast for president, about 68.5% of the voting-age population; the Democratic ticket took 17.0% and the Republican ticket 82.3%. The two-party margin moved from R+36.1 in 2008 to R+65.3 in 2024.
- Population (2024 estimate)
- 51,462
- Population (2020 census base)
- 51,875
- Voting-age population (18+)
- 39,416
- Active voters per 100 adults
- 75.9
- Residents 65 and older
- 21.3%
- People per square mile
- 86
- Land area
- 598 sq mi
- Median age
- 41.8
- Median household income
- $64,486
- Adults 25+ with a bachelor's degree
- 16.5%
- Owner-occupied homes
- 72.4%
Largest cities and towns
- Greenville 12,701
- Versailles 2,719
- Arcanum 2,333
- Union City 1,564
- Ansonia 1,149
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 17.0% | 82.3% | R+65.3 | 27,000 |
| 2020 | 17.4% | 81.1% | R+63.7 | 27,134 |
| 2016 | 17.6% | 78.8% | R+61.2 | 25,000 |
| 2012 | 26.6% | 71.5% | R+44.9 | 24,807 |
| 2008 | 30.9% | 67.0% | R+36.1 | 25,793 |
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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