Allison Park, PA Political Map | Democrat & Republican Areas in Allison Park

By the BestNeighborhood data science team. Last updated May 2026.

Allison Park is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.

 

About 98% of adults in Allison Park typically vote, above the U.S. average of about 62%. Among adults in Allison Park, ~50% vote Democratic, ~48% Republican, and ~2% don't vote. The map below shows estimated turnout by block group.

How Allison Park compares

Among cities within 25 miles, Allison Park sits roughly in the middle of the political spectrum, with 168 neighbors leaning further in the place's direction and 66 leaning the other way.

Politically, Allison Park sits close to the rest of Pennsylvania.

Politics vary noticeably by neighborhood within Allison Park. The northwest side runs the most Democratic (D+18) and the northeast side runs the most Republican (R+11), a spread of about 29 points.

Why Allison Park leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Allison Park. 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; Allison Park, 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 Allison Park looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Allison Park 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%. High high-school completion lines up with higher turnout, and about 98% of adults in Allison Park have completed high school, above 96% of cities. Learn more about the findings and methodology on the political spectrum map.

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.