Scioto County leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 69% of adults in Scioto County typically vote, above the U.S. average of about 62%. Among adults in Scioto County, ~19% vote Democratic, ~50% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Scioto County compares
Among counties within 50 miles, Scioto County leans more Republican than 5 of 19 neighbors.
Scioto County runs about 35 points more Republican than Ohio as a whole.
Politics vary noticeably by city within Scioto County. The northeast side is the most Republican-leaning (R+60) and the south side is the least Republican-leaning (R+19), a spread of about 41 points.
Why Scioto County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Scioto County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in Scioto County drive to work alone, about 10 points above the U.S. average of 74%. A high white share with below-average college attainment predicts Republican voting, and Scioto County fits that profile on both counts.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Scioto County, OH sits above the national average on this measure.
Why turnout in Scioto County looks the way it does
Turnout in Scioto County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Greenup County, KY R+52
- Pike County, OH R+58
- Jackson County, OH R+58
- Lewis County, KY R+66
- Boyd County, KY R+38
- Lawrence County, OH R+50
- Adams County, OH R+64
- Carter County, KY R+61
- Gallia County, OH R+57
- Ross County, OH R+44
Counties with Similar Populations
- Lonoke County, AR R+52
- Broomfield County, CO D+25
- Somerset County, PA R+54
- Vermilion County, IL R+22
- Wood County, WI R+22
- Lea County, NM R+50
- Raleigh County, WV R+46
- Putnam County, FL R+42
- Kauai County, HI D+20
- Grand Forks County, ND R+8
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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.