Johnson County is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 58% of adults in Johnson County typically vote, near the U.S. average of about 62%. Among adults in Johnson County, ~15% vote Democratic, ~43% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How Johnson County compares
Among counties within 50 miles, Johnson County leans more Republican than 7 of 12 neighbors.
Johnson County runs about 30 points more Republican than Nebraska as a whole.
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.
Population density and Republican lean
Places with low population density tend to lean Republican; Johnson County, NE sits in the bottom tenth nationally on this measure.
Why turnout in Johnson County looks the way it does
Renters vote less often than owners. About 35% of households in Johnson County rent, about 10 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Pawnee County, NE R+61
- Nemaha County, NE R+45
- Otoe County, NE R+39
- Gage County, NE R+46
- Lancaster County, NE D+7
- Richardson County, NE R+55
- Cass County, NE R+42
- Fremont County, IA R+47
- Atchison County, MO R+59
- Nemaha County, KS R+64
Counties with Similar Populations
- Hansford County, TX R+68
- Atchison County, MO R+59
- Coal County, OK R+68
- Stewart County, GA D+12
- Walworth County, SD R+56
- Stevens County, KS R+73
- Brule County, SD R+52
- Jefferson County, OK R+68
- Luce County, MI R+32
- Alexander County, IL R+4
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from Nebraska 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.