59064 is a Republican stronghold. About 14% of voters here vote Democratic and 86% Republican.
About 57% of adults in 59064 typically vote, near the U.S. average of about 62%. Among adults in 59064, ~8% vote Democratic, ~49% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 59064 compares
59064 sits in a sparsely populated area with few comparable zip codes nearby.
59064 runs about 51 points more Republican than Montana as a whole.
Politics vary noticeably by block within 59064. The west side is the most Republican-leaning (R+72) and the south side is the least Republican-leaning (R+61), a spread of about 10 points.
Why 59064 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 59064. The lean here lands roughly where demographic data alone would predict.
Population density and Republican lean
Places with low population density tend to lean Republican; 59064, MT sits in the bottom tenth nationally on this measure.
Why turnout in 59064 looks the way it does
High-crime urban areas turn out at lower rates, mostly because the housing stress common in those areas makes voting harder. 59064 sits in the top 15% nationally on a violent-crime measure. See CrimeGrade for more details. 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 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.