Unionville Center leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 86% of adults in Unionville Center typically vote, above the U.S. average of about 62%. Among adults in Unionville Center, ~22% vote Democratic, ~63% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.
How Unionville Center compares
Among cities within 25 miles, Unionville Center leans more Republican than 40 of 84 neighbors.
Unionville Center runs about 36 points more Republican than Ohio as a whole.
Politics vary noticeably by neighborhood within Unionville Center. The south side is the most Republican-leaning (R+56) and the northeast side is the least Republican-leaning (R+40), a spread of about 15 points.
Why Unionville Center 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 Unionville Center, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 84% of households in Unionville Center are family households, about 17 points above the U.S. average of 67%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Unionville Center, OH sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Unionville Center looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Unionville Center 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 73%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Unionville Center have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Jerome, OH R+46
- Arnold, OH R+34
- Milford Center, OH R+55
- Plain City, OH R+24
- Irwin, OH R+58
- New California, OH R+14
- Marysville, OH R+26
- Watkins, OH R+45
- Rosedale, OH R+58
- New Dover, OH R+46
Cities with Similar Populations
- Glorieta, NM D+37
- Hampden-Sydney, VA D+18
- Oconomowoc Lake, WI R+26
- Clarington, OH R+63
- Dellroy, OH R+56
- Hubbard, MN R+38
- Geronimo, TX R+62
- Burgin, KY R+56
- Newburg, WV R+66
- Brandy Station, VA R+44
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.