43221 leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.
About 93% of adults in 43221 typically vote, above the U.S. average of about 62%. Among adults in 43221, ~59% vote Democratic, ~34% Republican, and ~7% don't vote. The map below shows estimated turnout by block group.
How 43221 compares
Among zip codes within 15 miles, 43221 leans more Democratic than 20 of 42 neighbors.
43221 runs about 36 points more Democratic than Ohio as a whole. Ohio leans Republican overall, while 43221 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 43221. The north side is the most Democratic-leaning (D+32) and the west side is the least Democratic-leaning (D+17), a spread of about 15 points.
Why 43221 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 43221, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 72% of adults in 43221 hold a bachelor's degree, about 44 points above the U.S. average of 28%. Dense areas vote Democratic, and 43221 sits in the top fifth on density (about 97%, above 93% of zip codes). 43221 runs against the grain of Ohio, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 43221, OH sits in the top tenth 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 43221 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 43221 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 77%, about 17 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in 43221 have completed high school, above 92% of zip codes. 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.