54721 leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.
About 75% of adults in 54721 typically vote, above the U.S. average of about 62%. Among adults in 54721, ~26% vote Democratic, ~49% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 54721 compares
Among zip codes within 15 miles, 54721 leans more Republican than 3 of 9 neighbors.
54721 runs about 31 points more Republican than Wisconsin as a whole.
Why 54721 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 54721, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 74% of households in 54721 are family households, about 7 points above the U.S. average of 67%.
Population density and Republican lean
Places with low population density tend to lean Republican; 54721, WI sits in the bottom quarter nationally on this measure.
Why turnout in 54721 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 54721 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 Zip Codes
Zip Codes with Similar Populations
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.