Beloit leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 68% of adults in Beloit typically vote, above the U.S. average of about 62%. Among adults in Beloit, ~38% vote Democratic, ~30% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Beloit compares
Among cities within 25 miles, Beloit leans more Democratic than 66 of 67 neighbors.
Beloit runs about 13 points more Democratic than Wisconsin as a whole. Wisconsin is roughly evenly split, and Beloit sits clearly on the Democratic side.
Politics vary noticeably by neighborhood within Beloit. The south side runs the most Democratic (D+34) and the northwest side runs the most Republican (R+20), a spread of about 53 points.
Why Beloit 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 Beloit, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 78% of residents in Beloit live in densely developed areas, about 41 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 39% of adults in Beloit have never been married, above 93% of cities. Beloit runs against the grain of Wisconsin, a Democratic-leaning outlier in a roughly evenly split state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Beloit, WI sits in the top tenth nationally on this measure.
Why turnout in Beloit looks the way it does
Turnout in Beloit 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
- South Beloit, IL R+14
- Christilla Heights, WI R+20
- Garden Village, WI R+12
- Shopiere, WI R+27
- Rockton, IL R+18
- Tiffany, WI R+17
- Afton, WI R+11
- Roscoe, IL R+17
- Hunter, IL R+34
- Clinton, WI R+24
Cities with Similar Populations
- Winter Springs, FL R+14
- Lake Mary, FL R+9
- Hutchinson, KS R+28
- Middletown, DE D+16
- Fallbrook, CA R+8
- Concord, NH D+21
- Taylors, SC R+30
- Johnstown, PA R+21
- Owasso, OK R+25
- Woodland Hills, CA D+23
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Wisconsin Elections Commission, 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.