Trappe leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.
About 90% of adults in Trappe typically vote, above the U.S. average of about 62%. Among adults in Trappe, ~51% vote Democratic, ~39% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Trappe compares
Among cities within 25 miles, Trappe leans more Democratic than 126 of 210 neighbors.
Trappe runs about 15 points more Democratic than Pennsylvania as a whole. Pennsylvania is roughly evenly split, and Trappe sits clearly on the Democratic side.
Why Trappe leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Trappe, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 76% of residents in Trappe live in densely developed areas, about 40 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Trappe sits in the top quarter (about 62%, above 97% of cities). Trappe runs against the grain of Pennsylvania, a Democratic-leaning outlier in a roughly evenly split state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Trappe, 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 Trappe looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Trappe 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%. High high-school completion lines up with higher turnout, and more than 99% of adults in Trappe have completed high school, above 98% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Collegeville, PA D+9
- Royersford, PA D+5
- Graterford, PA D+34
- Schwenksville, PA R+3
- Eagleville, PA D+43
- Skippack, PA D+3
- Mont Clare, PA D+10
- Spring City, PA D+7
- Phoenixville, PA D+24
- Worcester, PA D+14
Cities with Similar Populations
- La Villa, TX R+8
- Whitesburg, GA R+69
- New Ellenton, SC R+21
- Granite Quarry, NC R+45
- Maggie Valley, NC R+30
- Mayo, FL R+66
- Memphis, MI R+51
- Tohatchi, NM D+51
- Northwood, NH R+8
- Elizabeth, IN R+55
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.