55121 leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About 71% of adults in 55121 typically vote, above the U.S. average of about 62%. Among adults in 55121, ~43% vote Democratic, ~28% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How 55121 compares
Among zip codes within 15 miles, 55121 leans more Democratic than 18 of 74 neighbors.
55121 runs about 18 points more Democratic than Minnesota as a whole.
Politics vary noticeably by block within 55121. The south side is the most Democratic-leaning (D+28) and the northwest side is the least Democratic-leaning (D+12), a spread of about 17 points.
Why 55121 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 55121, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 87% of residents in 55121 live in densely developed areas, about 50 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 55121 sits in the top quarter (about 44%, above 85% of zip codes). A high never-married share predicts Democratic voting, and about 37% of adults in 55121 have never been married, above 83% of zip codes.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 55121, MN sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 55121 looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in 55121 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 Minnesota Secretary of State, Elections, 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.