Mendota Heights leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About more than 99% of adults in Mendota Heights typically vote, above the U.S. average of about 62%. Among adults in Mendota Heights, ~60% vote Democratic, ~39% Republican, and ~1% don't vote. The map below shows estimated turnout by block group.
How Mendota Heights compares
Among cities within 25 miles, Mendota Heights leans more Democratic than 76 of 112 neighbors.
Mendota Heights runs about 18 points more Democratic than Minnesota as a whole.
Politics vary noticeably by neighborhood within Mendota Heights. The northwest side is the most Democratic-leaning (D+29) and the southwest side is the least Democratic-leaning (D+14), a spread of about 15 points.
Why Mendota Heights 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 Mendota Heights, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 85% of residents in Mendota Heights live in densely developed areas, about 49 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Mendota Heights sits in the top quarter (about 67%, above 98% of cities).
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Mendota Heights, 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 Mendota Heights looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Mendota Heights 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 77%, about 17 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Mendota Heights have completed high school, above 95% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lilydale, MN D+27
- Mendota, MN D+30
- Sunfish Lake, MN D+12
- West St. Paul, MN D+27
- South St. Paul, MN D+18
- Inver Grove Heights, MN D+10
- St. Paul, MN D+52
- Eagan, MN D+23
- Newport, MN D+12
- Falcon Heights, MN D+69
Cities with Similar Populations
- Navasota, TX R+15
- Warren, RI D+9
- Clarksville, MD D+34
- Camp Verde, AZ R+30
- Yorkshire, VA D+12
- Spring Hill, KS R+32
- Itasca, IL R+6
- Breinigsville, PA D+6
- Dowagiac, MI R+19
- Harrah, OK R+52
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.