La Salle leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 77% of adults in La Salle typically vote, above the U.S. average of about 62%. Among adults in La Salle, ~25% vote Democratic, ~52% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How La Salle compares
Among cities within 25 miles, La Salle leans more Republican than 5 of 14 neighbors.
La Salle runs about 14 points more Republican than Montana as a whole.
Politics vary noticeably by neighborhood within La Salle. The northeast side is the most Republican-leaning (R+44) and the south side is the least Republican-leaning (R+21), a spread of about 23 points.
Why La Salle 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 La Salle, not a ranked or complete list of what matters most.
La Salle votes Republican even though it is densely developed (about 27%, modestly above the Montana average of 13%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Population density and Democratic lean
Places with high population density tend to lean Democratic; La Salle, MT sits in the top quarter nationally on this measure.
Why turnout in La Salle looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in La Salle 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 Cities
- Hungry Horse, MT R+42
- Columbia Falls, MT R+38
- Coram, MT R+40
- Martin City, MT R+39
- Halfmoon, MT R+21
- West Glacier, MT R+36
- Whitefish, MT R+6
- Evergreen, MT R+45
- Northridge Heights, MT R+41
- Kalispell, MT R+33
Cities with Similar Populations
- Vaughn, NM Even
- Betterton, MD R+6
- Winona, KS R+79
- Rutland, IN R+51
- Radiant, VA R+33
- Broad Top, PA R+67
- Jerome, MO R+60
- Willow Springs, CA R+41
- Willow Grove, NY R+40
- Roxobel, NC D+50
Sources and methodology
Precinct-level voting records used to fit the model come from Montana 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.