55378 leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 88% of adults in 55378 typically vote, above the U.S. average of about 62%. Among adults in 55378, ~48% vote Democratic, ~40% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How 55378 compares
Among zip codes within 15 miles, 55378 leans more Democratic than 12 of 47 neighbors.
55378 runs about 6 points more Democratic than Minnesota as a whole.
Politics vary noticeably by block within 55378. The east side runs the most Democratic (D+22) and the northwest side runs the most Republican (R+5), a spread of about 27 points.
Why 55378 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 55378, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 81% of residents in 55378 live in densely developed areas, about 45 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 55378 sits in the top quarter (about 53%, above 91% of zip codes).
Population density and Democratic lean
Places with high population density tend to lean Democratic; 55378, MN sits in the top quarter nationally on this measure.
Why turnout in 55378 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 55378 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 72%, about 12 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in 55378 have completed high school, above 84% of zip codes. 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.