18964 is a true toss-up. About 49% of voters here vote Democratic and 51% Republican.
About 86% of adults in 18964 typically vote, above the U.S. average of about 62%. Among adults in 18964, ~42% vote Democratic, ~44% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 18964 compares
Among zip codes within 15 miles, 18964 sits roughly in the middle of the political spectrum, with 32 neighbors leaning further in the place's direction and 28 leaning the other way.
Politically, 18964 sits close to the rest of Pennsylvania.
Politics vary noticeably by block within 18964. The north side runs the most Democratic (D+4) and the southwest side runs the most Republican (R+9), a spread of about 13 points.
Why 18964 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 18964. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 18964, PA sits in the top quarter nationally on this measure.
Why turnout in 18964 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 18964 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 71%, about 11 points above the U.S. average of 60%. 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.