16727 leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 80% of adults in 16727 typically vote, above the U.S. average of about 62%. Among adults in 16727, ~21% vote Democratic, ~59% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How 16727 compares
Among zip codes within 15 miles, 16727 leans more Republican than 10 of 19 neighbors.
16727 runs about 47 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by block within 16727. The southeast side is the most Republican-leaning (R+59) and the north side is the least Republican-leaning (R+46), a spread of about 13 points.
Why 16727 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 16727, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 96% of residents in 16727 drive to work alone, about 22 points above the U.S. average of 74%.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; 16727, PA sits in the top quarter nationally on this measure.
Why turnout in 16727 looks the way it does
Homeowners vote more often than renters. About 93% of households in 16727 own their home, about 14 points above the Pennsylvania average of 79%. High high-school completion lines up with higher turnout, and about 97% of adults in 16727 have completed high school, above 87% 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.