54703 leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 84% of adults in 54703 typically vote, above the U.S. average of about 62%. Among adults in 54703, ~46% vote Democratic, ~38% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How 54703 compares
Among zip codes within 15 miles, 54703 leans more Democratic than 4 of 6 neighbors.
54703 runs about 11 points more Democratic than Wisconsin as a whole.
Politics vary noticeably by block within 54703. The south side runs the most Democratic (D+27) and the northwest side runs the most Republican (R+2), a spread of about 29 points.
Why 54703 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 54703, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 38% of adults in 54703 have never been married, about 8 points above the U.S. average of 29%.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 54703, WI sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 54703 looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in 54703 have completed high school, about 6 points above the U.S. average of 90%. 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.