2024 results by precinct
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Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 5,344 | 10,155 | 15,754 | |
| 2020 | R | 5,373 | 9,759 | 15,363 | |
| 2016 | R | 4,345 | 8,345 | 13,429 | |
| 2012 | R | 6,242 | 6,909 | 13,385 | |
| 2008 | D | 7,309 | 6,583 | 14,187 | |
| 2004 | R | 6,557 | 7,301 | 14,006 | |
| 2000 | D | 6,505 | 6,345 | 13,222 | |
| 1996 | D | 6,240 | 4,410 | 12,424 | |
| 1992 | D | 5,369 | 4,912 | 13,492 | |
| 1988 | R | 4,929 | 7,234 | 12,225 | |
| 1984 | R | 3,850 | 7,907 | 11,804 | |
| 1980 | R | 4,255 | 6,680 | 11,815 | |
| 1976 | R | 4,875 | 5,500 | 10,498 | |
| 1972 | R | 3,065 | 5,750 | 8,971 | |
| 1968 | R | 2,533 | 4,068 | 7,340 | |
| 1964 | D | 4,336 | 2,704 | 7,044 | |
| 1960 | R | 2,549 | 4,308 | 6,866 | |
| 1956 | R | 1,660 | 4,385 | 6,048 | |
| 1952 | R | 1,274 | 3,772 | 5,059 | |
| 1948 | R | 1,115 | 2,599 | 3,772 | |
| 1944 | R | 1,127 | 2,340 | 3,479 | |
| 1940 | R | 1,303 | 2,504 | 3,825 | |
| 1936 | R | 1,547 | 1,768 | 3,475 | |
| 1932 | R | 1,500 | 1,581 | 3,186 | |
| 1928 | R | 552 | 1,873 | 2,439 | |
| 1924 | R | 304 | 1,713 | 2,398 | |
| 1920 | R | 548 | 2,013 | 2,624 | |
| 1916 | R | 729 | 984 | 1,757 | |
| 1912 | R | 418 | 521 | 1,803 | |
| 1908 | R | 668 | 1,224 | 1,942 | |
| 1904 | R | 426 | 1,482 | 1,968 | |
| 1900 | R | 679 | 1,402 | 2,111 | |
| 1896 | R | 912 | 1,470 | 2,440 | |
| 1892 | R | 1,336 | 1,393 | 2,810 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
100.0%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 53.5 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$50,066
Iosco County ranks in the bottom 25% of US counties.
Iosco County$50,066
Michigan$72,875
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
17.7%
Children face moderate poverty.
Children under 1818.0%
Working age (18–64)100.0%
Seniors (65+)18.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
0.0%
speak English only
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 68.8% of residents not counted as adherents by any reporting body.
Iosco sits along Lake Huron's Sunrise Side, where a tourism economy and an aging, predominantly white population have tracked alongside a steady rightward shift in presidential margins over the past two decades.
The Republican margin in Iosco County reached its widest at fifty-nine points in 1924. The margin in 2024 was thirty-one points, in line with the county's deep historical pattern.
Iosco County's loyalty is rooted in its place. Median household income of $50,066, a 92% non-Hispanic-white share, and a population of 25,347 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Roscommon County and St. Clair County.
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