Rubicon leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 80% of adults in Rubicon typically vote, above the U.S. average of about 62%. Among adults in Rubicon, ~22% vote Democratic, ~58% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Rubicon compares
Among cities within 25 miles, Rubicon leans more Republican than 72 of 93 neighbors.
Rubicon runs about 45 points more Republican than Wisconsin as a whole.
Politics vary noticeably by neighborhood within Rubicon. The southwest side is the most Republican-leaning (R+49) and the northeast side is the least Republican-leaning (R+35), a spread of about 14 points.
Why Rubicon 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 Rubicon, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in Rubicon drive to work alone, about 12 points above the U.S. average of 74%.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; Rubicon, WI sits in the bottom quarter nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in Rubicon looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Rubicon 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 68%, about 8 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Saylesville, WI R+42
- Hartford, WI R+29
- Neosho, WI R+50
- St. Lawrence, WI R+42
- Thompson, WI R+34
- Herman Center, WI R+57
- Iron Ridge, WI R+50
- Diefenbach Corners, WI R+37
- Hustisford, WI R+42
Cities with Similar Populations
- Brooklyn, IN R+52
- Sutherlin, VA R+45
- Lachine, MI R+45
- Toluca, IL R+34
- West Paris, ME R+29
- Ridge, LA R+62
- Tremont, MS R+86
- Nickerson, KS R+63
- DePew, OK R+63
- Metolius, OR R+44
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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.