16677 leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 71% of adults in 16677 typically vote, above the U.S. average of about 62%. Among adults in 16677, ~20% vote Democratic, ~51% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How 16677 compares
Among zip codes within 15 miles, 16677 leans more Republican than 4 of 31 neighbors.
16677 runs about 42 points more Republican than Pennsylvania as a whole.
Why 16677 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 16677, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 16677 sits in the bottom quarter on density and about 96% of residents are non-Hispanic white, about 9 points above the Pennsylvania average of 87%. A high family-household share predicts Republican voting, and about 79% of households in 16677 are family households, above 91% of zip codes.
Population density and Republican lean
Places with low population density tend to lean Republican; 16677, PA sits in the bottom quarter nationally on this measure.
Why turnout in 16677 looks the way it does
Homeowners vote more often than renters. About 94% of households in 16677 own their home, about 15 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.