18046 is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.
About more than 99% of adults in 18046 typically vote, above the U.S. average of about 62%. Among adults in 18046, ~53% vote Democratic, ~48% Republican, and ~-1% don't vote. The map below shows estimated turnout by block group.
How 18046 compares
Among zip codes within 15 miles, 18046 leans more Democratic than 47 of 56 neighbors.
18046 runs about 5 points more Democratic than Pennsylvania as a whole.
Why 18046 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 18046. 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; 18046, PA sits in the top quarter 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 18046 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 18046 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 73%, about 13 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 91% of households in 18046 own their home, about 16 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in 18046 have completed high school, above 80% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
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.