Mainsville is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 62% of adults in Mainsville typically vote, near the U.S. average of about 62%. Among adults in Mainsville, ~14% vote Democratic, ~48% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Mainsville compares
Among cities within 25 miles, Mainsville leans more Republican than 42 of 104 neighbors.
Mainsville runs about 43 points more Republican than Ohio as a whole.
Why Mainsville 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 Mainsville, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Mainsville, about 99% of residents are non-Hispanic white, about 26 points above the U.S. average of 72%; about 13% of adults hold a bachelor's degree, about 10 points below the Ohio average of 23%. Car-dependent areas vote Republican, and about 87% of residents in Mainsville drive to work alone, above 87% of cities.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Mainsville, OH sits in the top 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 Mainsville looks the way it does
Turnout in Mainsville 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
- New Lexington, OH R+52
- Rehoboth, OH R+61
- Junction City, OH R+65
- Wilbren, OH R+59
- Moxahala, OH R+57
- Shawnee, OH R+60
- Cloverhill, OH R+60
- McLuney, OH R+57
- New Straitsville, OH R+58
- Redfield, OH R+63
Cities with Similar Populations
- Troy Center, WI R+29
- Dutch Flat, CA R+32
- Palito Blanco, TX Even
- Lanse, PA R+58
- Valmy, NV R+68
- Healy, AK R+36
- Beechwood Manor, VA R+10
- Kirkpatrick, OH R+57
- Scotia, SC D+48
- Clear Springs, MO R+69
Sources and methodology
Precinct-level voting records used to fit the model come from Ohio Secretary 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.