Anderson County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 73% of adults in Anderson County typically vote, above the U.S. average of about 62%. Among adults in Anderson County, ~15% vote Democratic, ~58% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Anderson County compares
Among counties within 50 miles, Anderson County leans more Republican than 8 of 11 neighbors.
Anderson County runs about 42 points more Republican than Kansas as a whole.
Politics vary noticeably by city within Anderson County. The northwest side is the most Republican-leaning (R+68) and the north side is the least Republican-leaning (R+53), a spread of about 15 points.
Why Anderson County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Anderson County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 14% of adults in Anderson County hold a bachelor's degree, about 13 points below the Kansas average of 27%.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Anderson County, KS sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Anderson County looks the way it does
Turnout in Anderson 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
- Franklin County, KS R+44
- Linn County, KS R+61
- Allen County, KS R+48
- Coffey County, KS R+58
- Miami County, KS R+39
- Woodson County, KS R+55
- Osage County, KS R+49
- Bourbon County, KS R+48
- Neosho County, KS R+48
- Douglas County, KS D+35
Counties with Similar Populations
- Searcy County, AR R+68
- Taylor County, GA R+22
- Doddridge County, WV R+69
- Pocahontas County, WV R+55
- Richardson County, NE R+55
- Power County, ID R+46
- Northwest Arctic Borough, AK D+17
- Winkler County, TX R+59
- Humphreys County, MS D+43
- Major County, OK R+73
Sources and methodology
Precinct-level voting records used to fit the model come from Kansas 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.