Avondale leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 87% of adults in Avondale typically vote, above the U.S. average of about 62%. Among adults in Avondale, ~48% vote Democratic, ~39% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Avondale compares
Among cities within 25 miles, Avondale leans more Democratic than 99 of 158 neighbors.
Avondale runs about 12 points more Democratic than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Avondale. The north side is the most Democratic-leaning (D+14) and the northeast side is the least Democratic-leaning (D+3), a spread of about 11 points.
Why Avondale 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 Avondale, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 55% of adults in Avondale hold a bachelor's degree, about 27 points above the U.S. average of 28%. Dense areas vote Democratic, and Avondale sits in the top fifth on density (about 53%, above 88% of cities).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Avondale, PA sits in the top quarter 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 Avondale looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Avondale 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 69%, about 9 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Toughkenamon, PA R+5
- Landenberg, PA D+8
- Chatham, PA Even
- West Grove, PA D+4
- Kennett Square, PA D+18
- New London, PA Even
- Hockessin, DE D+17
- Kemblesville, PA R+4
- Lincoln University, PA Even
Cities with Similar Populations
- Winnsboro, LA R+14
- Hartville, OH R+38
- DeMotte, IN R+47
- Brewer, ME D+5
- Clayton, NJ D+5
- Independence, LA R+31
- Brewster, MA D+29
- Nyack, NY D+51
- Hastings-on-Hudson, NY D+51
- Bridgewater, VA R+21
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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.