Belleville leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 79% of adults in Belleville typically vote, above the U.S. average of about 62%. Among adults in Belleville, ~43% vote Democratic, ~36% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Belleville compares
Among cities within 25 miles, Belleville leans more Democratic than 54 of 79 neighbors.
Belleville runs about 12 points more Democratic than Michigan as a whole. Michigan is roughly evenly split, and Belleville sits clearly on the Democratic side.
Politics vary noticeably by neighborhood within Belleville. The northeast side runs the most Democratic (D+32) and the south side runs the most Republican (R+24), a spread of about 56 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.
Dense areas vote Democratic. About 57% of residents in Belleville live in densely developed areas, about 21 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 33% of adults in Belleville have never been married, above 83% of cities. Belleville runs against the grain of Michigan, a Democratic-leaning outlier in a roughly evenly split state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Belleville, MI sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
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 69%, about 9 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Willis, MI R+13
- Romulus, MI D+26
- West Sumpter, MI R+17
- Ypsilanti, MI D+48
- New Boston, MI R+27
- Wayne, MI D+16
- Canton, MI D+13
- Whittaker, MI R+12
- Westland, MI D+15
- Waltz, MI R+31
Cities with Similar Populations
- Essex, MD D+10
- Laurel, MD D+58
- Elmwood Park, IL D+19
- Hobbs, NM R+43
- Clovis, NM R+31
- Merritt Island, FL R+27
- Buda, TX Even
- Parkville, MD D+39
- Aiea, HI D+20
- Vestavia Hills, AL R+23
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Michigan Department of State, 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.