19064 is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.
About 98% of adults in 19064 typically vote, above the U.S. average of about 62%. Among adults in 19064, ~50% vote Democratic, ~48% Republican, and ~2% don't vote. The map below shows estimated turnout by block group.
How 19064 compares
Among zip codes within 15 miles, 19064 sits roughly in the middle of the political spectrum, with 10 neighbors leaning further in the place's direction and 97 leaning the other way.
Politically, 19064 sits close to the rest of Pennsylvania.
Why 19064 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 19064. The lean here lands roughly where demographic data alone would predict.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 19064, PA sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 19064 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 19064 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in 19064 own their home, compared to around 77% in nearby zip codes. High high-school completion lines up with higher turnout, and about 97% of adults in 19064 have completed high school, above 90% 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.