West Bethlehem leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 70% of adults in West Bethlehem typically vote, above the U.S. average of about 62%. Among adults in West Bethlehem, ~44% vote Democratic, ~27% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How West Bethlehem compares
Among neighborhoods within 5 miles, West Bethlehem leans more Democratic than 6 of 15 neighbors.
West Bethlehem runs about 26 points more Democratic than Pennsylvania as a whole. Pennsylvania is roughly evenly split, and West Bethlehem sits clearly on the Democratic side.
Politics vary noticeably by block within West Bethlehem. The east side is the most Democratic-leaning (D+29) and the northwest side is the least Democratic-leaning (D+16), a spread of about 13 points.
Why West Bethlehem leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for West Bethlehem, not a ranked or complete list of what matters most.
West Bethlehem votes against the grain of Pennsylvania. Pennsylvania is roughly evenly split, while West Bethlehem runs about 26 points more Democratic.
Population density and Democratic lean
Places with high population density tend to lean Democratic; West Bethlehem, Bethlehem, PA sits in the top quarter nationally on this measure.
Why turnout in West Bethlehem looks the way it does
Turnout in West Bethlehem sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Sayre Park, Bethlehem, PA D+36
- South Side, Bethlehem, PA D+33
- Rittersville, Allentown, PA D+10
- Overlook Park, Allentown, PA D+26
- 6th Ward, Allentown, PA D+14
- 1st Ward, Allentown, PA D+30
- middletown, Bethlehem, PA Even
- Jordan Heights, Allentown, PA D+36
- NoTi, Allentown, PA D+30
- Mountainville, Allentown, PA D+12
Neighborhoods with Similar Populations
- Collister, Boise, ID D+21
- Milwood, Kalamazoo, MI D+28
- Mid-Westside, Jacksonville, FL D+82
- Central Berkeley, Berkeley, CA D+84
- Oceanfront, Miami Beach, FL R+7
- West Newton, Newton, MA D+60
- Duluth Heights, Duluth, MN D+16
- Richmond Hill, Augusta, GA D+56
- Creston-Kenilworth, Portland, OR D+82
- Hillsdale, Portland, OR D+74
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.