Ninemile leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 67% of adults in Ninemile typically vote, near the U.S. average of about 62%. Among adults in Ninemile, ~24% vote Democratic, ~43% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Ninemile compares
Among cities within 25 miles, Ninemile leans more Republican than 5 of 13 neighbors.
Ninemile runs about 9 points more Republican than Montana as a whole.
Politics vary noticeably by neighborhood within Ninemile. The northwest side is the most Republican-leaning (R+48) and the south side is the least Republican-leaning (R+16), a spread of about 33 points.
Why Ninemile 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 Ninemile, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Ninemile live in densely developed areas, about 11 points below the Montana average of 13%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Ninemile, MT sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Ninemile looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Ninemile 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in Ninemile own their home, about 15 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 97% of adults in Ninemile have completed high school, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Alberton, MT R+37
- Huson, MT R+29
- Frenchtown, MT R+35
- Lolo Hot Springs, MT R+20
- Stark, MT R+29
- Tarkio, MT R+51
- Orchard Homes, MT D+3
- Missoula, MT D+25
- Lolo, MT R+17
- Arlee, MT R+9
Cities with Similar Populations
- White Point Beach, MD R+24
- Crook, CO R+68
- Griffin, ND R+67
- Puukohola Heiau National Historic Site, HI D+20
- Red Top, SC R+4
- Tuttle, CA R+34
- Beckville, IN R+60
- Spelter, WV R+53
- Folsom, WV R+68
- Hawaiian Village, HI D+20
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.