South 39th Street leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.
About 88% of adults in South 39th Street typically vote, above the U.S. average of about 62%. Among adults in South 39th Street, ~50% vote Democratic, ~38% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How South 39th Street compares
Among neighborhoods within 5 miles, South 39th Street leans more Democratic than 2 of 12 neighbors.
South 39th Street runs about 34 points more Democratic than Montana as a whole. Montana leans Republican overall, while South 39th Street is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within South 39th Street. The north side is the most Democratic-leaning (D+24) and the west side is the least Democratic-leaning (D+7), a spread of about 17 points.
Why South 39th Street leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for South 39th Street, not a ranked or complete list of what matters most.
South 39th Street votes against the grain of Montana. Montana leans Republican overall, while South 39th Street runs about 34 points more Democratic.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; South 39th Street, Missoula, MT sits in the bottom quarter nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in South 39th Street looks the way it does
Areas with high high-school completion turn out at higher rates. About 98% of adults in South 39th Street have completed high school, about 8 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Moose Can Gully, Missoula, MT D+23
- Southgate Triangle, Missoula, MT D+26
- Lewis and Clark, Missoula, MT D+47
- Miller Creek, Missoula, MT D+3
- Franklin To The Fort, Missoula, MT D+29
- Rose Park, Missoula, MT D+59
- University District, Missoula, MT D+59
- Emma Dickinson Orchard Homes, Missoula, MT D+31
- Heart of Missoula, Missoula, MT D+51
- Westside, Missoula, MT D+35
Neighborhoods with Similar Populations
- Enderis Park, Milwaukee, WI D+61
- City Center, Miami Beach, FL D+14
- Delman, San Bernardino, CA D+25
- City Center, Toledo, OH D+58
- Tucson Park West, Tucson, AZ D+37
- East Community Team North, Kansas City, MO D+56
- Avondale, Everett, WA D+20
- Whittier, Sioux Falls, SD D+10
- Park Farms, Kansas City, MO D+51
- Weller, Springfield, MO D+8
All Local Stats
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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.