Bluffton leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 84% of adults in Bluffton typically vote, above the U.S. average of about 62%. Among adults in Bluffton, ~24% vote Democratic, ~60% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Bluffton compares
Among cities within 25 miles, Bluffton leans more Republican than 3 of 86 neighbors.
Bluffton runs about 30 points more Republican than Ohio as a whole.
Politics vary noticeably by neighborhood within Bluffton. The southeast side is the most Republican-leaning (R+59) and the west side is the least Republican-leaning (R+34), a spread of about 25 points.
Why Bluffton 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 Bluffton, not a ranked or complete list of what matters most.
Bluffton votes Republican even though it is densely developed (about 26%, modestly below the Ohio average of 34%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Bluffton, OH sits in the top quarter 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 Bluffton looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Bluffton 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 69%, about 9 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Bluffton have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Pandora, OH R+67
- Mount Cory, OH R+59
- Beaverdam, OH R+68
- Rockport, OH R+68
- Maysville, OH R+57
- Rawson, OH R+57
- Jenera, OH R+59
- Lafayette, OH R+72
- Ada, OH R+25
- Gilboa, OH R+68
Cities with Similar Populations
- Stonewall, LA R+75
- Buffalo, WY R+55
- Citra, FL R+46
- Perry, OK R+52
- Armona, CA R+19
- Tuscola, IL R+44
- Locust Grove, VA R+25
- Sergeant Bluff, IA R+30
- Newfane, NY R+33
- Southampton, MA Even
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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.