18923 leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About more than 99% of adults in 18923 typically vote, above the U.S. average of about 62%. Among adults in 18923, ~47% vote Democratic, ~55% Republican, and ~-2% don't vote. The map below shows estimated turnout by block group.
How 18923 compares
Among zip codes within 15 miles, 18923 leans more Republican than 33 of 50 neighbors.
18923 runs about 6 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by block within 18923. The southeast side runs the most Democratic (D+5) and the northwest side runs the most Republican (R+14), a spread of about 19 points.
Why 18923 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 18923. The lean here lands roughly where demographic data alone would predict.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 18923, PA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 18923 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 18923 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 76%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in 18923 have completed high school, above 93% 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.