Voter file loaded July 30, 2026 · figures are from that file, held as a fixed record
Clinton County, Michigan has 64,772 active registered voters across 32 precincts, as of August 2026.
Party registration
Michigan 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 | WESTPHALIA TOWNSHIP P1 | 1,876 | 1,300 | 69.3% |
| 2 | WATERTOWN TOWNSHIP P1 | 2,090 | 1,347 | 64.45% |
| 3 | DALLAS TOWNSHIP P1 | 1,861 | 1,190 | 63.94% |
| 4 | BENGAL TOWNSHIP P1 | 877 | 543 | 61.92% |
| 5 | DE WITT TOWNSHIP P1 | 2,271 | 1,375 | 60.55% |
| 6 | DE WITT CITY P1 | 4,079 | 2,462 | 60.36% |
| 7 | OLIVE TOWNSHIP P1 | 2,155 | 1,297 | 60.19% |
| 8 | BATH TOWNSHIP P3 | 1,445 | 863 | 59.72% |
| 9 | VICTOR TOWNSHIP P1 | 3,035 | 1,812 | 59.7% |
| 10 | WATERTOWN TOWNSHIP P2 | 2,818 | 1,680 | 59.62% |
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 Clinton County voted for president
Election results are public records.
Clinton County at a glance.
Clinton County had an estimated 80,050 residents in July 2024, the 25th most populous of Michigan's 83 counties, up 1.2% since the 2020 census. Of those, 63,494 are 18 or older, the voting-age population, and 20.1% are 65 or older. Its 64,772 active registered voters equal about 102.0% of that voting-age population.
It covers 567 square miles of land (141 people per square mile). The largest towns and cities are DeWitt (15,398), Bath (13,521), St. Johns (7,723), Watertown (5,811) and DeWitt (4,780). The American Community Survey (2020-2024) puts it at a median age of 41.8, a median household income of $88,210, 35.4% of adults 25 and older holding a bachelor's degree or higher and 82.2% of occupied homes owned by the people living in them.
In 2024, 49,961 votes were cast for president, about 78.7% of the voting-age population; the Democratic ticket took 44.9% and the Republican ticket 53.5%. The two-party margin moved from D+0.7 in 2008 to R+8.6 in 2024.
- Population (2024 estimate)
- 80,050
- Population (2020 census base)
- 79,128
- Voting-age population (18+)
- 63,494
- Active voters per 100 adults
- 102.0
- Residents 65 and older
- 20.1%
- People per square mile
- 141
- Land area
- 567 sq mi
- Median age
- 41.8
- Median household income
- $88,210
- Adults 25+ with a bachelor's degree
- 35.4%
- Owner-occupied homes
- 82.2%
Largest towns and cities
- DeWitt 15,398
- Bath 13,521
- St. Johns 7,723
- Watertown 5,811
- DeWitt 4,780
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 44.9% | 53.5% | R+8.6 | 49,961 |
| 2020 | 45.8% | 52.4% | R+6.6 | 47,927 |
| 2016 | 40.7% | 53.3% | R+12.6 | 40,564 |
| 2012 | 46.5% | 52.7% | R+6.2 | 39,125 |
| 2008 | 49.5% | 48.8% | D+0.7 | 40,381 |
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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