Wellersburg is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 69% of adults in Wellersburg typically vote, above the U.S. average of about 62%. Among adults in Wellersburg, ~9% vote Democratic, ~60% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Wellersburg compares
Among cities within 25 miles, Wellersburg leans more Republican than 90 of 97 neighbors.
Wellersburg runs about 71 points more Republican than Pennsylvania as a whole.
Why Wellersburg 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 Wellersburg, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Wellersburg, about 98% of residents are non-Hispanic white, about 26 points above the U.S. average of 72%; about 18% of adults hold a bachelor's degree, about 8 points below the Pennsylvania average of 26%. Rural areas vote Republican, and Wellersburg sits in the bottom quarter on density (about 5%, below 79% of cities).
Developed land and Republican lean
Places with a rural land-use pattern tend to lean Republican; Wellersburg, PA sits in the bottom quarter nationally on this measure. Developed land does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Wellersburg looks the way it does
Turnout in Wellersburg 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
- Pleasant Union, PA R+73
- Mount Savage, MD R+56
- Glencoe, PA R+72
- La Vale, MD R+32
- Hoblitzell, PA R+72
- Pocahontas, PA R+73
- Hyndman, PA R+70
- Clarysville, MD R+45
- Warrens Mill, PA R+72
Cities with Similar Populations
- Huntington, GA R+12
- Madrid, NM D+66
- Middlefield, MA D+26
- Richfield, NE R+44
- Newdale, WV R+68
- Middlefork, IN R+61
- Whippleville, NY R+18
- Brill, WI R+42
- Mount Washington, PA R+49
- Pritchetts, GA R+69
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.