63648 is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 75% of adults in 63648 typically vote, above the U.S. average of about 62%. Among adults in 63648, ~13% vote Democratic, ~62% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 63648 compares
Among zip codes within 15 miles, 63648 leans more Republican than 10 of 15 neighbors.
63648 runs about 47 points more Republican than Missouri as a whole.
Why 63648 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 63648, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 89% of residents in 63648 drive to work alone, about 15 points above the U.S. average of 74%. A high white share with below-average college attainment predicts Republican voting, and 63648 fits that profile on both counts.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 63648, MO sits in the bottom 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 63648 looks the way it does
Turnout in 63648 sits close to the national pattern. 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.