Keystone leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 72% of adults in Keystone typically vote, above the U.S. average of about 62%. Among adults in Keystone, ~23% vote Democratic, ~49% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Keystone compares
Among cities within 25 miles, Keystone leans more Republican than 3 of 6 neighbors.
Keystone runs about 9 points more Democratic than Wyoming as a whole.
Politics vary noticeably by neighborhood within Keystone. The southwest side is the most Republican-leaning (R+47) and the east side is the least Republican-leaning (R+31), a spread of about 15 points.
Why Keystone 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 Keystone, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 1% of residents in Keystone live in densely developed areas, about 10 points below the Wyoming average of 12%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Keystone, WY sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Keystone looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Keystone 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 96% of households in Keystone own their home, about 21 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and more than 99% of adults in Keystone have completed high school, above 98% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Centennial, WY R+31
- Woods Landing, WY R+33
- Cowdrey, CO R+34
- Riverside, WY R+48
- Encampment, WY R+50
- Wyoming, WY R+33
- Walden, CO R+38
- Saratoga, WY R+54
- Glendevey, CO R+49
Cities with Similar Populations
- Effner, IL R+48
- Mineral Hills, MI R+25
- Wilsons Mills, ME R+30
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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.