Monroe leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 87% of adults in Monroe typically vote, above the U.S. average of about 62%. Among adults in Monroe, ~40% vote Democratic, ~47% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How Monroe compares
Among cities within 25 miles, Monroe leans more Republican than 10 of 57 neighbors.
Monroe runs about 7 points more Republican than Wisconsin as a whole.
Politics vary noticeably by neighborhood within Monroe. The southeast side is the most Republican-leaning (R+22) and the south side is the least Republican-leaning (R+3), a spread of about 18 points.
Why Monroe 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 Monroe, not a ranked or complete list of what matters most.
Monroe votes Republican even though it is densely developed (about 50%, well above the Wisconsin average of 24%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Monroe, WI sits above the national average 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 Monroe looks the way it does
Turnout in Monroe 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
- Juda, WI R+34
- Browntown, WI R+33
- Orangeville, IL R+43
- Twin Grove, WI R+36
- Monticello, WI R+8
- Woodford, WI R+30
- Oakley, WI R+33
- Rock Grove, IL R+44
- Winslow, IL R+49
- Buena Vista, IL R+45
Cities with Similar Populations
- Lake Tapps, WA R+9
- Columbia, KY R+59
- Durham, NH D+47
- Bogart, GA R+32
- Port Jervis, NY R+17
- Shorewood, WI D+63
- Hidalgo, TX R+4
- Key Largo, FL R+25
- Taylorsville, KY R+54
- Winchester, TN R+55
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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.