Bourbon County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 69% of adults in Bourbon County typically vote, above the U.S. average of about 62%. Among adults in Bourbon County, ~18% vote Democratic, ~51% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How Bourbon County compares
Among counties within 50 miles, Bourbon County leans more Republican than 3 of 10 neighbors.
Bourbon County runs about 32 points more Republican than Kansas as a whole.
Politics vary noticeably by city within Bourbon County. The southwest side is the most Republican-leaning (R+68) and the east side is the least Republican-leaning (R+39), a spread of about 29 points.
Why Bourbon County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Bourbon County. The lean here lands roughly where demographic data alone would predict.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Bourbon County, KS sits above the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Bourbon County looks the way it does
Turnout in Bourbon 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
- Vernon County, MO R+56
- Linn County, KS R+61
- Crawford County, KS R+28
- Allen County, KS R+48
- Barton County, MO R+65
- Bates County, MO R+60
- Neosho County, KS R+48
- Anderson County, KS R+58
- Cedar County, MO R+65
- Labette County, KS R+42
Counties with Similar Populations
- Gogebic County, MI R+14
- Butler County, IA R+43
- Hardy County, WV R+61
- Dent County, MO R+65
- Saline County, NE R+38
- Wetzel County, WV R+57
- Nantucket County, MA D+23
- Knott County, KY R+67
- Harrison County, OH R+56
- Mills County, IA R+33
All Local Stats
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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.