59528 is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 65% of adults in 59528 typically vote, near the U.S. average of about 62%. Among adults in 59528, ~15% vote Democratic, ~50% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How 59528 compares
Among zip codes within 15 miles, 59528 is the least Republican-leaning.
59528 runs about 34 points more Republican than Montana as a whole.
Why 59528 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 59528, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in 59528 live in densely developed areas, about 11 points below the Montana average of 13%.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 59528, MT sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 59528 looks the way it does
Turnout in 59528 sits close to the national pattern. 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.