66217 leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 74% of adults in 66217 typically vote, above the U.S. average of about 62%. Among adults in 66217, ~39% vote Democratic, ~35% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How 66217 compares
Among zip codes within 15 miles, 66217 leans more Democratic than 20 of 67 neighbors.
66217 runs about 22 points more Democratic than Kansas as a whole. Kansas leans Republican overall, while 66217 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 66217. The east side runs the most Democratic (D+22) and the west side runs the most Republican (R+9), a spread of about 31 points.
Why 66217 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 66217, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 61% of adults in 66217 hold a bachelor's degree, about 32 points above the U.S. average of 28%. 66217 runs against the grain of Kansas, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 66217, KS sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 66217 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 66217 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 75%, about 15 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in 66217 have completed high school, above 94% 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.