Monessen is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.
About 71% of adults in Monessen typically vote, above the U.S. average of about 62%. Among adults in Monessen, ~37% vote Democratic, ~34% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Monessen compares
Among cities within 25 miles, Monessen leans more Democratic than 219 of 267 neighbors.
Monessen runs about 6 points more Democratic than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Monessen. The northwest side runs the most Democratic (D+40) and the southeast side runs the most Republican (R+13), a spread of about 53 points.
Why Monessen leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Monessen. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Monessen, PA sits in the top tenth nationally on this measure.
Why turnout in Monessen looks the way it does
Turnout in Monessen 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
- North Charleroi, PA R+16
- North Belle Vernon, PA R+20
- Pricedale, PA R+27
- Charleroi, PA R+21
- Speers, PA R+35
- Donora, PA R+7
- Wickerham Manor-Fisher, PA R+27
- Lynnwood-Pricedale, PA R+28
- Twilight, PA R+35
- Dunlevy, PA R+36
Cities with Similar Populations
- Glen Head, NY R+12
- Cochituate, MA D+43
- Lewisberry, PA R+38
- Booneville, AR R+65
- Valatie, NY D+3
- Jones, OK R+38
- Goodrich, MI R+31
- Locust, NC R+58
- Mansfield, LA D+44
- Taylor Mill, KY R+22
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.