Allen County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 72% of adults in Allen County typically vote, above the U.S. average of about 62%. Among adults in Allen County, ~19% vote Democratic, ~54% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Allen County compares
Among counties within 50 miles, Allen County leans more Republican than 3 of 11 neighbors.
Allen County runs about 31 points more Republican than Kansas as a whole.
Politics vary noticeably by city within Allen County. The east side is the most Republican-leaning (R+59) and the north side is the least Republican-leaning (R+43), a spread of about 16 points.
Why Allen County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Allen County. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Allen 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 Allen County looks the way it does
Areas with high high-school completion turn out at higher rates. About 94% of adults in Allen County have completed high school, above 87% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Neosho County, KS R+48
- Woodson County, KS R+55
- Anderson County, KS R+58
- Coffey County, KS R+58
- Wilson County, KS R+59
- Bourbon County, KS R+48
- Linn County, KS R+61
- Labette County, KS R+42
- Greenwood County, KS R+61
- Crawford County, KS R+28
Counties with Similar Populations
- Charlton County, GA R+46
- Pulaski County, IN R+54
- Goshen County, WY R+62
- Towns County, GA R+53
- Yalobusha County, MS R+19
- Telfair County, GA R+30
- Mississippi County, MO R+35
- Lewis County, TN R+67
- Bleckley County, GA R+42
- Camp County, TX R+41
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.