Powell County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 76% of adults in Powell County typically vote, above the U.S. average of about 62%. Among adults in Powell County, ~20% vote Democratic, ~57% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Powell County compares
Among counties within 50 miles, Powell County is the most Republican-leaning.
Powell County runs about 28 points more Republican than Montana as a whole.
Politics vary noticeably by city within Powell County. The northeast side is the most Republican-leaning (R+61) and the southeast side is the least Republican-leaning (R+44), a spread of about 16 points.
Why Powell County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Powell County. The lean here lands roughly where demographic data alone would predict.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Powell County, MT sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Powell County looks the way it does
Turnout in Powell County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Deer Lodge County, MT R+18
- Granite County, MT R+38
- Silver Bow County, MT Even
- Jefferson County, MT R+38
- Lewis and Clark County, MT R+7
- Broadwater County, MT R+54
- Ravalli County, MT R+43
- Missoula County, MT D+16
- Madison County, MT R+46
- Beaverhead County, MT R+42
Counties with Similar Populations
- Tillman County, OK R+55
- Swisher County, TX R+48
- Forest County, PA R+24
- Fall River County, SD R+52
- Bailey County, TX R+49
- Schuyler County, IL R+44
- Bon Homme County, SD R+58
- Ida County, IA R+57
- Lake County, TN R+37
- Goliad County, TX R+60
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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.