15927 leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 99% of adults in 15927 typically vote, above the U.S. average of about 62%. Among adults in 15927, ~26% vote Democratic, ~73% Republican, and ~1% don't vote. The map below shows estimated turnout by block group.
How 15927 compares
Among zip codes within 15 miles, 15927 leans more Republican than 6 of 44 neighbors.
15927 runs about 46 points more Republican than Pennsylvania as a whole.
Why 15927 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 15927, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 15927, about 98% of residents are non-Hispanic white, about 26 points above the U.S. average of 72%; about 14% of adults hold a bachelor's degree, about 12 points below the Pennsylvania average of 26%. Car-dependent areas vote Republican, and about 91% of residents in 15927 drive to work alone, above 97% of zip codes. A high family-household share predicts Republican voting, and about 78% of households in 15927 are family households, above 87% of zip codes.
Housing overcrowding and voter turnout
Places with low overcrowding tend to turn out at a higher rate; 15927, PA sits in the bottom tenth nationally on this measure.
Why turnout in 15927 looks the way it does
Areas with high high-school completion turn out at higher rates. About 99% of adults in 15927 have completed high school, about 8 points above the Pennsylvania average of 91%. 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.