Greenville leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 73% of adults in Greenville typically vote, above the U.S. average of about 62%. Among adults in Greenville, ~23% vote Democratic, ~50% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Greenville compares
Among cities within 25 miles, Greenville leans more Republican than 21 of 102 neighbors.
Greenville runs about 34 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Greenville. The northeast side is the most Republican-leaning (R+51) and the north side is the least Republican-leaning (R+28), a spread of about 24 points.
Why Greenville 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 Greenville, not a ranked or complete list of what matters most.
Greenville votes Republican even though it is densely developed (about 49%, well above the Pennsylvania average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Greenville, PA sits in the top quarter nationally on this measure.
Why turnout in Greenville looks the way it does
Turnout in Greenville sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Reynolds Heights, PA R+44
- Osgood, PA R+49
- Kremis, PA R+54
- Maysville, PA R+44
- Transfer, PA R+45
- Kennard, PA R+57
- Adamsville, PA R+57
- Hadley, PA R+58
- Fredonia, PA R+54
- Jamestown, PA R+44
Cities with Similar Populations
- Hampton Bays, NY R+6
- Ville Platte, LA R+18
- Stone Ridge, VA D+23
- Holliston, MA D+22
- La Grande, OR R+21
- Midland, GA R+6
- South Charleston, WV R+5
- Booneville, MS R+54
- DeForest, WI D+17
- Fairview, NJ D+4
All Local Stats
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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.