Monaca leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 89% of adults in Monaca typically vote, above the U.S. average of about 62%. Among adults in Monaca, ~36% vote Democratic, ~54% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Monaca compares
Among cities within 25 miles, Monaca leans more Republican than 73 of 173 neighbors.
Monaca runs about 19 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Monaca. The west side is the most Republican-leaning (R+28) and the northeast side is the least Republican-leaning (R+15), a spread of about 14 points.
Why Monaca 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 Monaca, not a ranked or complete list of what matters most.
Monaca votes Republican even though it is densely developed (about 63%, well above the Pennsylvania average of 33%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Monaca, PA sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Monaca looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Monaca is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 68%, about 8 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Monaca have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- East Rochester, PA R+16
- Bridgewater, PA R+11
- Vanport, PA R+35
- Conway, PA R+19
- Beaver, PA R+16
- Rochester, PA R+14
- Fallston, PA R+6
- Freedom, PA R+33
- Aliquippa, PA R+3
- Ohioview, PA R+35
Cities with Similar Populations
- Hamilton Square, NJ Even
- Alcoa, TN R+27
- Poquoson, VA R+38
- Bellbrook, OH R+19
- Arkadelphia, AR R+4
- New Oxford, PA R+38
- Swarthmore, PA D+35
- Wills Point, TX R+65
- Nappanee, IN R+57
- Inwood, WV R+39
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.