South Connellsville leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 69% of adults in South Connellsville typically vote, above the U.S. average of about 62%. Among adults in South Connellsville, ~21% vote Democratic, ~48% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How South Connellsville compares
Among cities within 25 miles, South Connellsville leans more Republican than 84 of 199 neighbors.
South Connellsville runs about 38 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within South Connellsville. The east side is the most Republican-leaning (R+49) and the northeast side is the least Republican-leaning (R+33), a spread of about 16 points.
Why South Connellsville 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 South Connellsville, not a ranked or complete list of what matters most.
South Connellsville votes Republican even though it is densely developed (about 48%, modestly above the Pennsylvania average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high white share with below-average college attainment predicts Republican voting, and South Connellsville fits that profile on both counts.
Population density and Democratic lean
Places with high population density tend to lean Democratic; South Connellsville, PA sits in the top quarter nationally on this measure.
Why turnout in South Connellsville looks the way it does
Turnout in South Connellsville 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
- Connellsville, PA R+38
- Pechin, PA R+54
- Dunbar, PA R+52
- Leisenring, PA R+45
- Mount Braddock, PA R+43
- Dickerson Run, PA R+49
- Vanderbilt, PA R+49
- Everson, PA R+44
- Lemont Furnace, PA R+42
- Dawson, PA R+52
Cities with Similar Populations
- Covert, MI Even
- Earlham, IA R+41
- Sunapee, NH D+9
- Westford, VT D+4
- Shirley, AR R+61
- Thaxton, MS R+83
- Stanton, NE R+60
- Rhoadesville, VA R+51
- East Dennis, MA D+12
- Yale, OK R+57
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.