63041 is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 70% of adults in 63041 typically vote, above the U.S. average of about 62%. Among adults in 63041, ~14% vote Democratic, ~56% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 63041 compares
Among zip codes within 15 miles, 63041 leans more Republican than 7 of 12 neighbors.
63041 runs about 42 points more Republican than Missouri as a whole.
Why 63041 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 63041, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 94% of residents in 63041 drive to work alone, about 20 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 63041 sits in the bottom quarter (about 13%, below 89% of zip codes).
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 63041, MO sits below the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 63041 looks the way it does
Homeowners vote more often than renters. About 98% of households in 63041 own their home, about 20 points above the Missouri average of 78%. 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.