Colerain is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 86% of adults in Colerain typically vote, above the U.S. average of about 62%. Among adults in Colerain, ~21% vote Democratic, ~65% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Colerain compares
Among cities within 25 miles, Colerain leans more Republican than 51 of 131 neighbors.
Colerain runs about 41 points more Republican than Ohio as a whole.
Why Colerain 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 Colerain, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in Colerain drive to work alone, about 12 points above the U.S. average of 74%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Colerain, OH sits above the national average 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 Colerain looks the way it does
Homeowners vote more often than renters. About 93% of households in Colerain own their home, about 16 points above the Ohio average of 77%. High high-school completion lines up with higher turnout, and about 96% of adults in Colerain have completed high school, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Barton, OH R+52
- Maynard, OH R+57
- Mount Pleasant, OH R+54
- Lansing, OH R+44
- Blaine, OH R+50
- Bridgeport, OH R+43
- Brookside, OH R+40
- Martins Ferry, OH R+30
- Glen Robbins, OH R+56
- Robyville, OH R+59
Cities with Similar Populations
- Sheridan, NY R+34
- Pembina, ND R+57
- Ingleside, WV R+63
- East Lincoln, MS R+80
- Hatteras, NC R+29
- Berino, NM R+4
- Buell, OR R+26
- Colburn, WI R+39
- Clutier, IA R+45
- Kenney, IL R+55
All Local Stats
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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.