Roseau leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 91% of adults in Roseau typically vote, above the U.S. average of about 62%. Among adults in Roseau, ~30% vote Democratic, ~61% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.
How Roseau compares
Among cities within 25 miles, Roseau is the least Republican-leaning.
Roseau runs about 39 points more Republican than Minnesota as a whole. Minnesota leans Democratic overall, while Roseau is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Roseau. The southeast side is the most Republican-leaning (R+55) and the north side is the least Republican-leaning (R+28), a spread of about 27 points.
Why Roseau 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 Roseau, not a ranked or complete list of what matters most.
Roseau votes Republican even though it is densely developed (about 36%, modestly above the Minnesota average of 23%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Roseau runs against the grain of Minnesota, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Roseau, MN sits in the top quarter nationally on this measure.
Why turnout in Roseau looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Roseau 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 64%, above 62% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Swift, MN R+50
- Ross, MN R+54
- Salol, MN R+50
- Badger, MN R+56
- Pinecreek, MN R+58
- Wannaska, MN R+52
- Warroad, MN R+40
- Greenbush, MN R+52
- Strathcona, MN R+48
- Roosevelt, MN R+55
Cities with Similar Populations
- Williamson, WV R+50
- White Haven, PA R+35
- Nashville, MI R+39
- West DeLand, FL R+28
- Vienna, OH R+38
- Captain Cook, HI D+18
- Ottawa Lake, MI R+41
- Ben Wheeler, TX R+75
- Northwest Harwich, MA D+17
- Stroud, OK R+59
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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.