15053 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 78% of adults in 15053 typically vote, above the U.S. average of about 62%. Among adults in 15053, ~23% vote Democratic, ~55% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How 15053 compares
Among zip codes within 15 miles, 15053 leans more Republican than 28 of 41 neighbors.
15053 runs about 38 points more Republican than Pennsylvania as a whole.
Why 15053 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 15053, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 15053, about 97% of residents are non-Hispanic white, about 24 points above the U.S. average of 72%; about 15% of adults hold a bachelor's degree, about 10 points below the Pennsylvania average of 26%.
Foreign-born share and voter turnout
Places with a low foreign-born share tend to turn out in mixed patterns; 15053, PA sits in the bottom tenth nationally on this measure.
Why turnout in 15053 looks the way it does
Homeowners vote more often than renters. About 89% of households in 15053 own their home, about 10 points above the Pennsylvania average of 79%. 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.