Grafton leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 69% of adults in Grafton typically vote, above the U.S. average of about 62%. Among adults in Grafton, ~26% vote Democratic, ~43% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Grafton compares
Among cities within 25 miles, Grafton leans more Republican than 46 of 90 neighbors.
Grafton runs about 16 points more Republican than Ohio as a whole.
Politics vary noticeably by neighborhood within Grafton. The southwest side is the most Republican-leaning (R+46) and the east side is the least Republican-leaning (R+17), a spread of about 29 points.
Why Grafton 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 Grafton, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in Grafton drive to work alone, about 12 points above the U.S. average of 74%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Grafton, OH sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Grafton looks the way it does
Turnout in Grafton 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
- Brentwood Lake, OH R+28
- Eaton Estates, OH R+33
- Lagrange, OH R+32
- Elyria, OH D+2
- Columbia Station, OH R+31
- Fields, OH R+16
- Valley City, OH R+37
- North Ridgeville, OH R+13
- Columbia Hills Corners, OH R+37
Cities with Similar Populations
- Fort Mitchell, KY R+13
- Claremont, NH R+19
- Cortland, OH R+27
- West Grove, PA D+4
- Whitefish, MT R+6
- Wagoner, OK R+41
- Quinlan, TX R+66
- Port Jefferson Station, NY R+15
- Reedsburg, WI R+19
- Aztec, NM R+47
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.