Columbus, OH Political Map | Democrat & Republican Areas in Columbus

By the BestNeighborhood data science team. Last updated May 2026.

Columbus leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.

 

About 74% of adults in the Columbus area typically vote, above the U.S. average of about 62%. Among adults in the Columbus area, ~40% vote Democratic, ~34% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.

How Columbus compares

Among cities within 25 miles, Columbus leans more Democratic than 79 of 95 neighbors.

Columbus runs about 19 points more Democratic than Ohio as a whole. Ohio leans Republican overall, while Columbus is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Columbus. The west side runs the most Democratic (D+16) and the northeast side runs the most Republican (R+36), a spread of about 53 points.

Why Columbus 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 Columbus, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 74% of residents in the Columbus area live in densely developed areas, about 38 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Columbus sits in the top quarter (about 40%, above 87% of cities). A high never-married share predicts Democratic voting, and about 35% of adults in the Columbus area have never been married, above 88% of cities.

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Columbus, OH sits in the top tenth 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 Columbus looks the way it does

Turnout in the Columbus area 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.

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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.