Johnson County is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 78% of adults in Johnson County typically vote, above the U.S. average of about 62%. Among adults in Johnson County, ~16% vote Democratic, ~62% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Johnson County compares
Johnson County runs about 14 points more Republican than Wyoming as a whole.
Politics vary noticeably by city within Johnson County. The southwest side is the most Republican-leaning (R+84) and the north side is the least Republican-leaning (R+53), a spread of about 31 points.
Why Johnson County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Johnson County. The lean here lands roughly where demographic data alone would predict.
Never-married share, developed land, and voter turnout
Places that combine a low never-married share and a rural land-use pattern tend to turn out at a higher rate, as Johnson County, WY does.
Why turnout in Johnson County looks the way it does
Homeowners vote more often than renters. About 83% of households in Johnson County own their home, about 8 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 95% of adults in Johnson County have completed high school, above 89% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Sheridan County, WY R+47
- Campbell County, WY R+65
- Washakie County, WY R+64
- Big Horn County, WY R+73
- Hot Springs County, WY R+57
- Big Horn County, MT Even
- Powder River County, MT R+72
- Natrona County, WY R+41
- Crook County, WY R+78
- Rosebud County, MT R+20
Counties with Similar Populations
- Ritchie County, WV R+68
- Warren County, IN R+58
- Sitka City and Borough, AK D+13
- Maries County, MO R+66
- Daviess County, MO R+63
- Jack County, TX R+74
- Trimble County, KY R+57
- Montgomery County, AR R+67
- Bracken County, KY R+58
- Carroll County, MO R+61
All Local Stats
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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.