Belleville leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 80% of adults in Belleville typically vote, above the U.S. average of about 62%. Among adults in Belleville, ~24% vote Democratic, ~56% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Belleville compares
Among cities within 25 miles, Belleville leans more Republican than 43 of 69 neighbors.
Belleville runs about 52 points more Republican than New York as a whole. New York leans Democratic overall, while Belleville is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Belleville. The southwest side is the most Republican-leaning (R+46) and the east side is the least Republican-leaning (R+33), a spread of about 13 points.
Why Belleville 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 Belleville, not a ranked or complete list of what matters most.
Belleville votes against the grain of New York. New York leans Democratic overall, while Belleville runs about 52 points more Republican. Car-dependent areas vote Republican, and about 86% of residents in Belleville drive to work alone, above 83% of cities. A high family-household share predicts Republican voting, and about 80% of households in Belleville are family households, above 89% of cities.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Belleville, NY sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Belleville looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Belleville 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 63%, above 60% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Taylor Settlement, NY R+37
- Rural Hill, NY R+34
- Woodville, NY R+46
- Ellisburg, NY R+44
- Thomas Settlement, NY R+36
- Adams, NY R+31
- Pierrepont Manor, NY R+44
- Mannsville, NY R+43
- Henderson, NY R+26
- Allendale, NY R+44
Cities with Similar Populations
- Morse Mill, MO R+51
- Clover, ID R+68
- Alpaugh, CA R+19
- Wyatt, MO R+42
- Mill Grove, MO R+69
- Craigville, IN R+63
- Middleton, KY R+61
- Japan, MO R+63
- Hagler, AL R+75
- Lebeau, LA R+23
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from New York State Board 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.