Ontonagon County, Michigan
Located in Michigan, Ontonagon County has a population of 5,850 residents and a median age of 59.8 years, making it the #2,824 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 12.5%. The median home value is $111,700, and the median household income is $54,398, which is 28% below the national median.
Demographics
Ontonagon County has a population of 5,850, making it the #2,824 most populous county in the US. The median age is 59.8 years, which is 53.7% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Ontonagon County is $54,398, ranking #2,510 out of 3,222 counties — 27.6% below the national median. The poverty rate is 12.5% and unemployment stands at 5.3%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Ontonagon County is $111,700 (-60.4% vs national). Renters pay a median of $540/mo and the homeownership rate is 87.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Ontonagon County, 18.4% of adults age 25+ hold a bachelor's degree or higher, which is 45.3% below the national average, ranking #2,269 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Ontonagon County is 73.1 years. 18.3% of adults report poor or fair health and 7.1% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
20.9% of adults in Ontonagon County smoke , 38.1% are obese , and 21.0% report excessive drinking.
Adult Smoking Trend
Safety
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Families & Children
23.9% of children in Ontonagon County live in poverty . The teen birth rate is 13.3 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Ontonagon County is 74.6%. The mean commute time is 25.8 min, which is 6.6% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Ontonagon County voted Republican with a margin of 30.3%. The vote was 34.2% Dem / 64.5% Rep. Compared to 2020, the margin shifted 4.9 toward Republicans .
Vote Share Over Time
About Ontonagon County, Michigan
Ontonagon County, Michigan has a total population of 5,850, making it the 2,824th most populous county in the United States. The median age in Ontonagon County is 59.8 years, which is 53.7% above the national median of 38.9 years.
The median household income in Ontonagon County is $54,398, which ranks #2,510 of 3,222 counties nationwide. This is 27.6% below the national median of $75,149. The poverty rate is 12.5%, lower than the national rate of 12.6%. The unemployment rate stands at 5.3%.
The median home value in Ontonagon County is $111,700, 60.4% below the national median. Renters in Ontonagon County pay a median gross rent of $540 per month. The homeownership rate is 87.1%, compared to the national rate of 64.4%.
In Ontonagon County, 18.4% of residents aged 25 and older hold a bachelor's degree or higher, 45.3% below the national average of 33.7%. Health insurance coverage stands at 94.5% of the population. The average commute time for workers is 25.8 min.
Ontonagon County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 92.3% of the population, followed by Two or More Races (4.2%) and Hispanic or Latino (1.8%).
All data for Ontonagon County, Michigan comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.