64401 is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 86% of adults in 64401 typically vote, above the U.S. average of about 62%. Among adults in 64401, ~20% vote Democratic, ~66% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 64401 compares
Among zip codes within 15 miles, 64401 leans more Republican than 13 of 17 neighbors.
64401 runs about 35 points more Republican than Missouri as a whole.
Why 64401 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 64401, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in 64401 drive to work alone, about 10 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 81% of households in 64401 are family households, above 93% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 64401, 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 64401 looks the way it does
Homeowners vote more often than renters. About 95% of households in 64401 own their home, about 17 points above the Missouri average of 78%. High high-school completion lines up with higher turnout, and about 98% of adults in 64401 have completed high school, above 93% 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 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.