45255 leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 89% of adults in 45255 typically vote, above the U.S. average of about 62%. Among adults in 45255, ~40% vote Democratic, ~49% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How 45255 compares
Among zip codes within 15 miles, 45255 leans more Republican than 39 of 60 neighbors.
Politically, 45255 sits close to the rest of Ohio.
Politics vary noticeably by block within 45255. The southeast side is the most split-leaning (R+32) and the west side is the least split-leaning (Even), a spread of about 32 points.
Why 45255 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 45255, not a ranked or complete list of what matters most.
45255 votes Republican even though it is densely developed (about 90%, far above the Ohio average of 34%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 45255, OH sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 45255 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 45255 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 71%, about 11 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in 45255 have completed high school, above 93% 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.