67731 is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 47% of adults in 67731 typically vote, below the U.S. average of about 62%. Among adults in 67731, ~6% vote Democratic, ~41% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How 67731 compares
67731 sits in a sparsely populated area with few comparable zip codes nearby.
67731 runs about 60 points more Republican than Kansas as a whole.
Why 67731 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 67731, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in 67731 live in densely developed areas, about 15 points below the Kansas average of 19%.
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as 67731, KS does.
Why turnout in 67731 looks the way it does
Crowded housing lines up with lower turnout. About 7% of homes in 67731 have more than one occupant per room, above 92% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.