66801 leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 57% of adults in 66801 typically vote, near the U.S. average of about 62%. Among adults in 66801, ~27% vote Democratic, ~30% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 66801 compares
Among zip codes within 15 miles, 66801 is the least Republican-leaning.
66801 runs about 10 points more Democratic than Kansas as a whole.
Politics vary noticeably by block within 66801. The north side runs the most Democratic (D+3) and the northeast side runs the most Republican (R+43), a spread of about 47 points.
Why 66801 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 66801, not a ranked or complete list of what matters most.
66801 votes Republican even though it is densely developed (about 76%, far above the Kansas average of 19%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; 66801, KS sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 66801 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 66801 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 44% of households in 66801 rent, compared to around 17% in nearby 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.