Stark leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 84% of adults in Stark typically vote, above the U.S. average of about 62%. Among adults in Stark, ~29% vote Democratic, ~55% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Stark compares
Among cities within 25 miles, Stark leans more Republican than 5 of 14 neighbors.
Stark runs about 9 points more Republican than Montana as a whole.
Why Stark 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 Stark, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in Stark live in densely developed areas, about 10 points below the Montana average of 13%. A high family-household share predicts Republican voting, and about 80% of households in Stark are family households, above 89% of cities.
Population density and Republican lean
Places with low population density tend to lean Republican; Stark, MT sits in the bottom quarter nationally on this measure.
Why turnout in Stark looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Stark 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 97% of households in Stark own their home, about 22 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Stark have completed high school, above 94% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Huson, MT R+29
- Alberton, MT R+37
- Ninemile, MT R+29
- Frenchtown, MT R+35
- Tarkio, MT R+51
- Dixon, MT R+35
- Perma, MT R+46
- Superior, MT R+54
- Ravalli, MT R+29
- Moiese, MT R+43
Cities with Similar Populations
- Wrights Corners, NY R+32
- Formoso, KS R+75
- Burnwell, WV R+54
- Palm Grove, IA R+48
- Garwood, WV R+73
- Pawnee Station, KS R+68
- Arbor, MO R+75
- Hiles, WI R+27
- North Chatham, NY D+14
- North Beach, OR R+2
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.