Yellowstone National Park leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 53% of adults in Yellowstone National Park typically vote, below the U.S. average of about 62%. Among adults in Yellowstone National Park, ~14% vote Democratic, ~39% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How Yellowstone National Park compares
Among cities within 25 miles, Yellowstone National Park is the most Republican-leaning.
Politically, Yellowstone National Park sits close to the rest of Wyoming.
Politics vary noticeably by neighborhood within Yellowstone National Park. The southeast side runs the most Democratic (D+20) and the northeast side runs the most Republican (R+55), a spread of about 75 points.
Why Yellowstone National Park 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 Yellowstone National Park, not a ranked or complete list of what matters most.
Rural areas vote Republican. Fewer than 1% of residents in Yellowstone National Park live in densely developed areas, about 11 points below the Wyoming average of 12%.
Population density and Republican lean
Places with low population density tend to lean Republican; Yellowstone National Park, WY sits in the bottom tenth nationally on this measure.
Why turnout in Yellowstone National Park looks the way it does
Renters vote less often than owners. About 29% of households in Yellowstone National Park rent, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Gardiner, MT R+6
- Jardine, MT R+6
- Corwin Springs, MT R+4
- Miner, MT Even
- West Yellowstone, MT D+6
- Emigrant, MT R+22
- Silver Gate, MT R+9
- Pray, MT R+34
- Big Sky, MT D+7
Cities with Similar Populations
- Calvin, KY R+76
- Callaville, VA R+19
- Gorham, IL R+50
- Lane Village, MA Even
- Madrid, NM D+66
- Mount Washington, PA R+49
- Goodrich, ME R+32
- Mossville, IL R+9
- Williams Mill, VA R+72
- Everglades, FL R+57
Sources and methodology
Precinct-level voting records used to fit the model come from Wyoming 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.