Somerset leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 67% of adults in Somerset typically vote, near the U.S. average of about 62%. Among adults in Somerset, ~19% vote Democratic, ~48% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Somerset compares
Among cities within 25 miles, Somerset leans more Republican than 21 of 125 neighbors.
Somerset runs about 43 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Somerset. The northwest side is the most Republican-leaning (R+53) and the south side is the least Republican-leaning (R+38), a spread of about 15 points.
Why Somerset 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 Somerset, not a ranked or complete list of what matters most.
Somerset 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.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Somerset, PA sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Somerset looks the way it does
Turnout in Somerset 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
- Husband, PA R+49
- Lavansville, PA R+60
- Quecreek, PA R+57
- Acosta, PA R+64
- Fairhope, PA R+57
- Friedens, PA R+60
- Edie, PA R+56
- Sipesville, PA R+56
- Brotherton, PA R+63
Cities with Similar Populations
- Harriman, TN R+58
- Robbinsdale, MN D+46
- Huntingtown, MD R+17
- Brushy Creek, TX D+11
- Sun Lakes, AZ R+11
- Levelland, TX R+58
- Detroit Lakes, MN R+26
- Glenview Nas, IL D+26
- Glenpool, OK R+27
- Byram, MS D+52
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.