15325 leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 97% of adults in 15325 typically vote, above the U.S. average of about 62%. Among adults in 15325, ~27% vote Democratic, ~70% Republican, and ~3% don't vote. The map below shows estimated turnout by block group.
How 15325 compares
Among zip codes within 15 miles, 15325 leans more Republican than 51 of 69 neighbors.
15325 runs about 42 points more Republican than Pennsylvania as a whole.
Why 15325 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 15325, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 88% of residents in 15325 drive to work alone, about 14 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 84% of households in 15325 are family households, above 97% of zip codes.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 15325, PA sits in the top tenth nationally on this measure.
Why turnout in 15325 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 15325 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 66%, about 6 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 92% of households in 15325 own their home, about 17 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 99% of adults in 15325 have completed high school, above 97% 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 Pennsylvania Department of State, Bureau of 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.