Erwinna is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 83% of adults in Erwinna typically vote, above the U.S. average of about 62%. Among adults in Erwinna, ~41% vote Democratic, ~42% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Erwinna compares
Among cities within 25 miles, Erwinna sits roughly in the middle of the political spectrum, with 53 neighbors leaning further in the place's direction and 108 leaning the other way.
Politically, Erwinna sits close to the rest of Pennsylvania.
Politics vary noticeably by neighborhood within Erwinna. The east side runs the most Democratic (Even) and the northwest side runs the most Republican (R+12), a spread of about 13 points.
Why Erwinna leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Erwinna. 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; Erwinna, 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 Erwinna looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Erwinna 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%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Frenchtown, NJ R+8
- Upper Black Eddy, PA R+17
- Idell, NJ R+19
- Revere, PA R+31
- Ottsville, PA R+16
- Milford, NJ R+23
- Hughesville, NJ R+29
- Kintnersville, PA R+22
- Locktown, NJ R+7
Cities with Similar Populations
- Washington, VT R+25
- Paluxy, TX R+80
- Bluffton, MN R+60
- Monterey, MA D+55
- Leroy, OK R+63
- Cushman, AR R+64
- Tebbetts, MO R+57
- Oak Grove, AR R+67
- Orchard, TX R+36
- Lulu, MI R+45
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.