Monroe County leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 76% of adults in Monroe County typically vote, above the U.S. average of about 62%. Among adults in Monroe County, ~27% vote Democratic, ~49% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Monroe County compares
Among counties within 50 miles, Monroe County leans more Republican than 7 of 8 neighbors.
Monroe County runs about 27 points more Republican than Wisconsin as a whole.
Politics vary noticeably by city within Monroe County. The northwest side is the most Republican-leaning (R+41) and the west side is the least Republican-leaning (R+19), a spread of about 22 points.
Why Monroe County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Monroe County. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Monroe County, WI sits above the national average on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Monroe County looks the way it does
Turnout in Monroe County 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 Counties
- Vernon County, WI R+19
- Juneau County, WI R+31
- La Crosse County, WI D+8
- Jackson County, WI R+21
- Houston County, MN R+21
- Adams County, WI R+26
- Richland County, WI R+19
- Trempealeau County, WI R+26
- Wood County, WI R+22
- Sauk County, WI R+20
Counties with Similar Populations
- Monroe County, TN R+67
- Beltrami County, MN R+4
- Logan County, OH R+51
- Mifflin County, PA R+58
- Auglaize County, OH R+59
- Jackson County, IN R+51
- Stevens County, WA R+37
- Marshall County, IN R+44
- Allegany County, NY R+39
- Clinton County, IA R+21
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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.