Mio leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 79% of adults in Mio typically vote, above the U.S. average of about 62%. Among adults in Mio, ~22% vote Democratic, ~57% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Mio compares
Among cities within 25 miles, Mio leans more Republican than 11 of 16 neighbors.
Mio runs about 43 points more Republican than Michigan as a whole.
Why Mio leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Mio, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 13% of adults in Mio hold a bachelor's degree, about 13 points below the Michigan average of 26%.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Mio, MI sits above the national average on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Mio looks the way it does
Turnout in Mio sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Kneeland, MI R+45
- Fairview, MI R+45
- Luzerne, MI R+40
- Red Oak, MI R+45
- Comins, MI R+48
- McKinley, MI R+43
- Lewiston, MI R+36
- Rose City, MI R+41
- Curran, MI R+45
- South Branch, MI R+43
Cities with Similar Populations
- Dundee, IL Even
- Hokendauqua, PA R+5
- Holmes, NY R+17
- Loxahatchee Groves, FL R+36
- Montura, FL R+33
- Williams Bay, WI R+11
- Sutherland, VA R+30
- Necedah, WI R+38
- Juliette, GA R+55
- Luttrell, TN R+70
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Michigan Department of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.