45215 leans Democratic by roughly 30 points: about 65% of voters vote Democratic and 35% Republican.
About 73% of adults in 45215 typically vote, above the U.S. average of about 62%. Among adults in 45215, ~47% vote Democratic, ~26% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How 45215 compares
Among zip codes within 15 miles, 45215 leans more Democratic than 49 of 72 neighbors.
45215 runs about 41 points more Democratic than Ohio as a whole. Ohio leans Republican overall, while 45215 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 45215. The north side runs the most Democratic (D+76) and the east side runs the most Republican (R+14), a spread of about 90 points.
Why 45215 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 45215, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 93% of residents in 45215 live in densely developed areas, about 57 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 45215 sits in the top quarter (about 36%, above 76% of zip codes). 45215 runs against the grain of Ohio, a Democratic-leaning pocket in a Republican-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 45215, 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 45215 looks the way it does
Turnout in 45215 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 Zip Codes
Zip Codes with Similar Populations
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.