59834 leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 86% of adults in 59834 typically vote, above the U.S. average of about 62%. Among adults in 59834, ~28% vote Democratic, ~58% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 59834 compares
Among zip codes within 15 miles, 59834 leans more Republican than 4 of 5 neighbors.
59834 runs about 14 points more Republican than Montana as a whole.
Politics vary noticeably by block within 59834. The south side is the most Republican-leaning (R+42) and the northwest side is the least Republican-leaning (R+31), a spread of about 11 points.
Why 59834 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 59834, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 91% of residents in 59834 drive to work alone, about 17 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 59834, MT sits in the top tenth nationally on this measure.
Why turnout in 59834 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 59834 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 69%, about 9 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 93% of households in 59834 own their home, compared to around 66% in nearby zip codes. High high-school completion lines up with higher turnout, and about 98% of adults in 59834 have completed high school, above 93% of zip codes. 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.