Aspinwall leans heavily Democratic by roughly 46 points: about 73% of voters vote Democratic and 27% Republican.
About 98% of adults in Aspinwall typically vote, above the U.S. average of about 62%. Among adults in Aspinwall, ~72% vote Democratic, ~26% Republican, and ~2% don't vote. The map below shows estimated turnout by block group.
How Aspinwall compares
Among cities within 25 miles, Aspinwall leans more Democratic than 235 of 245 neighbors.
Aspinwall runs about 48 points more Democratic than Pennsylvania as a whole. Pennsylvania is roughly evenly split, and Aspinwall sits clearly on the Democratic side.
Why Aspinwall 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 Aspinwall, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 90% of residents in Aspinwall live in densely developed areas, about 53 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Aspinwall sits in the top quarter (about 76%, in the top fraction of cities). Aspinwall runs against the grain of Pennsylvania, a Democratic-leaning outlier in a roughly evenly split state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Aspinwall, PA sits in the top tenth nationally on this measure.
Why turnout in Aspinwall looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Aspinwall 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 16 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 99% of adults in Aspinwall have completed high school, above 97% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Sharpsburg, PA D+26
- Fox Chapel, PA D+21
- Blawnox, PA D+20
- Etna, PA D+6
- Verona, PA D+26
- Wilkinsburg, PA D+80
- Millvale, PA D+19
- Oakmont, PA D+21
- Edgewood, PA D+69
- Glenshaw, PA Even
Cities with Similar Populations
- Sunset Valley, TX D+47
- Hoboken, GA R+85
- Craigsville, WV R+61
- Plattsburg, MO R+43
- Hayti, MO D+9
- Mart, TX R+37
- Pinch, WV R+41
- Taylor, AL R+67
- Kirkwood, PA R+57
- East Dublin, GA D+20
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.