Arenac County leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 80% of adults in Arenac County typically vote, above the U.S. average of about 62%. Among adults in Arenac County, ~24% vote Democratic, ~56% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Arenac County compares
Among counties within 50 miles, Arenac County leans more Republican than 7 of 12 neighbors.
Arenac County runs about 39 points more Republican than Michigan as a whole.
Politics vary noticeably by city within Arenac County. The north side is the most Republican-leaning (R+45) and the east side is the least Republican-leaning (R+32), a spread of about 13 points.
Why Arenac County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Arenac County, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Arenac County, about 93% of residents are non-Hispanic white, about 21 points above the U.S. average of 72%; about 16% of adults hold a bachelor's degree, about 11 points below the Michigan average of 26%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Arenac County, MI sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Arenac County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Arenac County is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 65%, above 78% of counties. Homeowners vote more often than renters, and about 87% of households in Arenac County own their home, above 98% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Ogemaw County, MI R+40
- Iosco County, MI R+28
- Gladwin County, MI R+42
- Bay County, MI R+18
- Midland County, MI R+15
- Huron County, MI R+42
- Roscommon County, MI R+26
- Saginaw County, MI D+2
- Oscoda County, MI R+44
- Clare County, MI R+40
Counties with Similar Populations
- Jackson County, TX R+62
- Jackson Parish, LA R+43
- Clay County, SD D+2
- Hamilton County, IA R+34
- Torrance County, NM R+36
- Missaukee County, MI R+49
- Cleburne County, AL R+84
- Fleming County, KY R+61
- Bledsoe County, TN R+66
- Mitchell County, NC R+56
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.