Rosemount leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 90% of adults in Rosemount typically vote, above the U.S. average of about 62%. Among adults in Rosemount, ~48% vote Democratic, ~42% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Rosemount compares
Among cities within 25 miles, Rosemount leans more Democratic than 40 of 100 neighbors.
Politically, Rosemount sits close to the rest of Minnesota.
Politics vary noticeably by neighborhood within Rosemount. The northwest side runs the most Democratic (D+10) and the southeast side runs the most Republican (R+38), a spread of about 48 points.
Why Rosemount 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 Rosemount, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 88% of residents in Rosemount live in densely developed areas, about 52 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Rosemount sits in the top quarter (about 48%, above 92% of cities).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Rosemount, MN sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Rosemount looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Rosemount 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Rosemount have completed high school, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Apple Valley, MN D+18
- Farmington, MN R+11
- Eagan, MN D+23
- Coates, MN R+32
- Lakeville, MN Even
- Burnsville, MN D+23
- Inver Grove Heights, MN D+10
- Vermillion, MN R+41
- Sunfish Lake, MN D+12
- St. Paul Park, MN D+3
Cities with Similar Populations
- Galesburg, IL D+4
- Dawsonville, GA R+58
- Long Branch, NJ D+9
- Vineyard, CA D+12
- Oakton, VA D+37
- Belvidere, IL R+9
- Thomasville, GA R+6
- Wadsworth, OH R+22
- Port Chester, NY D+18
- Endicott, NY Even
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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.