Campbell County is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 70% of adults in Campbell County typically vote, above the U.S. average of about 62%. Among adults in Campbell County, ~13% vote Democratic, ~57% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Campbell County compares
Campbell County runs about 19 points more Republican than Wyoming as a whole.
Politics vary noticeably by city within Campbell County. The southeast side is the most Republican-leaning (R+85) and the north side is the least Republican-leaning (R+63), a spread of about 22 points.
Why Campbell County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Campbell County. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Campbell County, WY sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Campbell County looks the way it does
Turnout in Campbell 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
- Crook County, WY R+78
- Johnson County, WY R+60
- Weston County, WY R+68
- Sheridan County, WY R+47
- Powder River County, MT R+72
- Lawrence County, SD R+37
- Butte County, SD R+62
- Converse County, WY R+66
- Custer County, SD R+53
- Natrona County, WY R+41
Counties with Similar Populations
- Cherokee County, OK R+28
- Bonner County, ID R+44
- Coles County, IL R+26
- Chenango County, NY R+36
- Cortland County, NY R+17
- Nelson County, KY R+46
- Jackson County, FL R+41
- Barron County, WI R+28
- Noble County, IN R+49
- Chambers County, TX R+58
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.