Waterville is a Republican stronghold. About 22% of voters here vote Democratic and 78% Republican.
About 69% of adults in Waterville typically vote, above the U.S. average of about 62%. Among adults in Waterville, ~15% vote Democratic, ~54% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Waterville compares
Among cities within 25 miles, Waterville leans more Republican than 25 of 70 neighbors.
Waterville runs about 55 points more Republican than Pennsylvania as a whole.
Politics vary noticeably by neighborhood within Waterville. The northeast side is the most Republican-leaning (R+66) and the northwest side is the least Republican-leaning (R+56), a spread of about 11 points.
Why Waterville 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 Waterville, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Waterville sits in the bottom quarter on density and about 96% of residents are non-Hispanic white, about 9 points above the Pennsylvania average of 87%.
Population density and Republican lean
Places with low population density tend to lean Republican; Waterville, PA sits in the bottom tenth nationally on this measure.
Why turnout in Waterville looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Waterville 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 71%, about 11 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Waterville own their home, about 19 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Ramsey, PA R+56
- Tomb, PA R+54
- Haneyville, PA R+61
- Salladasburg, PA R+66
- Woolrich, PA R+54
- Swissdale, PA R+59
- Jersey Shore, PA R+56
- Avis, PA R+47
Cities with Similar Populations
- Staley Crossroads, VA R+60
- Doniphan, KS R+62
- Tobin Location, MI R+31
- Sunset, AR D+13
- Energy, PA R+50
- Loudenville, WV R+64
- Crichton, LA R+3
- Clio, IA R+58
- Guemes, WA D+64
- Slandsville, SC R+29
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.