Vermillion is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 62% of adults in Vermillion typically vote, near the U.S. average of about 62%. Among adults in Vermillion, ~11% vote Democratic, ~51% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Vermillion compares
Among cities within 25 miles, Vermillion leans more Republican than 19 of 28 neighbors.
Vermillion runs about 47 points more Republican than Kansas as a whole.
Politics vary noticeably by neighborhood within Vermillion. The southeast side is the most Republican-leaning (R+71) and the southwest side is the least Republican-leaning (R+60), a spread of about 12 points.
Why Vermillion leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Vermillion, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Vermillion sits in the bottom quarter on density and about 98% of residents are non-Hispanic white, about 12 points above the Kansas average of 85%. A high family-household share predicts Republican voting, and about 78% of households in Vermillion are family households, above 84% of cities.
Population density and Republican lean
Places with low population density tend to lean Republican; Vermillion, KS sits in the bottom tenth nationally on this measure.
Why turnout in Vermillion looks the way it does
Crowded housing lines up with lower turnout. About 4% of homes in Vermillion have more than one occupant per room, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Vliets, KS R+53
- Centralia, KS R+67
- Baileyville, KS R+70
- Frankfort, KS R+47
- Neuchatel, KS R+67
- Axtell, KS R+62
- Winifred, KS R+61
- Lillis, KS R+60
- Seneca, KS R+59
- Corning, KS R+72
Cities with Similar Populations
- Claresville, VA R+23
- Annemanie, AL R+20
- Natrona, IL R+58
- Ventucopa, CA R+17
- Wyatts, NY R+24
- Lone Elm, KS R+63
- Orearville, MO R+56
- Worthington, MO R+71
- Coaledo, OR R+31
- Mount Tabor, KY R+69
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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.