45340 is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 83% of adults in 45340 typically vote, above the U.S. average of about 62%. Among adults in 45340, ~13% vote Democratic, ~70% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How 45340 compares
Among zip codes within 15 miles, 45340 leans more Republican than 9 of 17 neighbors.
45340 runs about 59 points more Republican than Ohio as a whole.
Why 45340 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 45340, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 88% of residents in 45340 drive to work alone, about 15 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 45340, OH sits in the top quarter nationally on this measure.
Why turnout in 45340 looks the way it does
Turnout in 45340 sits close to the national pattern. 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.