65203 leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 78% of adults in 65203 typically vote, above the U.S. average of about 62%. Among adults in 65203, ~48% vote Democratic, ~30% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How 65203 compares
Among zip codes within 15 miles, 65203 leans more Democratic than 9 of 11 neighbors.
65203 runs about 42 points more Democratic than Missouri as a whole. Missouri leans Republican overall, while 65203 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 65203. The northeast side is the most Democratic-leaning (D+54) and the southwest side is the least Democratic-leaning (D+4), a spread of about 50 points.
Why 65203 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 65203, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 65% of adults in 65203 hold a bachelor's degree, about 36 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 36% of adults in 65203 have never been married, above 82% of zip codes. 65203 runs against the grain of Missouri, 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; 65203, MO sits in the top quarter 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 65203 looks the way it does
Areas with high high-school completion turn out at higher rates. About 97% of adults in 65203 have completed high school, about 8 points above the Missouri average of 89%. 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 Missouri 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.