Voter file loaded July 30, 2026 · figures are from that file, held as a fixed record
Mackinac County, Michigan has 10,501 active registered voters across 14 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 | GARFIELD TOWNSHIP P2 | 440 | 274 | 62.27% |
| 2 | PORTAGE TOWNSHIP P1 | 892 | 522 | 58.52% |
| 3 | MORAN TOWNSHIP P1 | 995 | 539 | 54.17% |
| 4 | MARQUETTE TOWNSHIP P1 | 594 | 316 | 53.2% |
| 5 | CLARK TOWNSHIP P1 | 1,934 | 1,024 | 52.95% |
| 6 | BREVORT TOWNSHIP P1 | 455 | 219 | 48.13% |
| 7 | MACKINAC ISLAND CITY P1 | 854 | 403 | 47.19% |
| 8 | GARFIELD TOWNSHIP P1 | 505 | 237 | 46.93% |
| 9 | ST IGNACE CITY P1 | 2,070 | 853 | 41.21% |
| 10 | NEWTON TOWNSHIP P1 | 432 | 177 | 40.97% |
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 Mackinac County voted for president
Election results are public records.
Mackinac County at a glance.
Mackinac County had an estimated 11,144 residents in July 2024, the 74th most populous of Michigan's 83 counties, up 3.0% since the 2020 census. Of those, 9,485 are 18 or older, the voting-age population, and 30.5% are 65 or older. Its 10,501 active registered voters equal about 110.7% of that voting-age population.
It covers 1,022 square miles of land (11 people per square mile). The largest towns and cities are St. Ignace (2,331), Clark (1,981), Garfield (1,181), Moran (1,061) and St. Ignace (998). The American Community Survey (2020-2024) puts it at a median age of 53.0, a median household income of $63,909, 25.0% of adults 25 and older holding a bachelor's degree or higher and 77.9% of occupied homes owned by the people living in them.
In 2024, 7,238 votes were cast for president, about 76.3% of the voting-age population; the Democratic ticket took 37.0% and the Republican ticket 61.8%. The two-party margin moved from R+3.8 in 2008 to R+24.8 in 2024.
- Population (2024 estimate)
- 11,144
- Population (2020 census base)
- 10,824
- Voting-age population (18+)
- 9,485
- Active voters per 100 adults
- 110.7
- Residents 65 and older
- 30.5%
- People per square mile
- 11
- Land area
- 1,022 sq mi
- Median age
- 53.0
- Median household income
- $63,909
- Adults 25+ with a bachelor's degree
- 25.0%
- Owner-occupied homes
- 77.9%
Largest towns and cities
- St. Ignace 2,331
- Clark 1,981
- Garfield 1,181
- Moran 1,061
- St. Ignace 998
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 37.0% | 61.8% | R+24.8 | 7,238 |
| 2020 | 37.5% | 61.4% | R+23.9 | 7,015 |
| 2016 | 34.2% | 61.4% | R+27.2 | 6,088 |
| 2012 | 43.5% | 55.7% | R+12.2 | 6,097 |
| 2008 | 47.3% | 51.1% | R+3.8 | 6,396 |
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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