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Williams County, Ohio

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20,660
Active registered voters
26
Precincts
12,911
Supervoters (62.49%)
5
Presidential cycles of results

Voter file loaded June 5, 2026 · figures are from that file, held as a fixed record

Williams County, Ohio has 20,660 active registered voters across 26 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

#PrecinctActive votersSupervotersSupervoter %
1PRECINCT BRADY57041472.63%
2PRECINCT BRYAN D - WD31,10678771.16%
3PRECINCT SUPERIOR82858570.65%
4PRECINCT CENTER NORTH1,05774070.01%
5PRECINCT BRYAN C - WD342829769.39%
6PRECINCT SPRINGFIELD71248568.12%
7PRECINCT CENTER SOUTH77652767.91%
8PRECINCT PULASKI SOUTH45831167.9%
9PRECINCT JEFFERSON1,20181267.61%
10PRECINCT MADISON53235065.79%

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.

Source: Motion51 voter database — official Ohio voter file

How Williams County voted for president

44.4
53.7
2008
40.8
57.1
2012
25.3
69.1
2016
26.0
72.1
2020
25.4
73.7
2024
■ Democratic %   ■ Republican %  ·  2024 total votes cast: 18,274

Election results are public records.

Source:  Official county canvasses via MIT Election Data + Science Lab

Williams County at a glance.

Williams County had an estimated 36,554 residents in July 2024, the 67th most populous of Ohio's 88 counties, down 1.5% since the 2020 census. Of those, 28,648 are 18 or older, the voting-age population, and 21.2% are 65 or older. Its 20,660 active registered voters equal about 72.1% of that voting-age population.

It covers 421 square miles of land (87 people per square mile). The largest cities and towns are Bryan (8,601), Montpelier (3,884), Edgerton (1,874), West Unity (1,731) and Pioneer (1,407). The American Community Survey (2020-2024) puts it at a median age of 41.6, a median household income of $61,048, 13.7% of adults 25 and older holding a bachelor's degree or higher and 76.3% of occupied homes owned by the people living in them.

In 2024, 18,274 votes were cast for president, about 63.8% of the voting-age population; the Democratic ticket took 25.4% and the Republican ticket 73.7%. The two-party margin moved from R+9.3 in 2008 to R+48.3 in 2024.

Population (2024 estimate)
36,554
Population (2020 census base)
37,108
Voting-age population (18+)
28,648
Active voters per 100 adults
72.1
Residents 65 and older
21.2%
People per square mile
87
Land area
421 sq mi
Median age
41.6
Median household income
$61,048
Adults 25+ with a bachelor's degree
13.7%
Owner-occupied homes
76.3%

Largest cities and towns

  1. Bryan 8,601
  2. Montpelier 3,884
  3. Edgerton 1,874
  4. West Unity 1,731
  5. Pioneer 1,407

Presidential vote, 2008–2024

YearDemocraticRepublicanMarginVotes cast
202425.4%73.7%R+48.318,274
202026.0%72.1%R+46.118,651
201625.3%69.1%R+43.816,938
201240.8%57.1%R+16.317,286
200844.4%53.7%R+9.318,397

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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