63860 is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.
About 49% of adults in 63860 typically vote, below the U.S. average of about 62%. Among adults in 63860, ~8% vote Democratic, ~41% Republican, and ~51% don't vote. The map below shows estimated turnout by block group.
How 63860 compares
Among zip codes within 15 miles, 63860 leans more Republican than 6 of 9 neighbors.
63860 runs about 50 points more Republican than Missouri as a whole.
Why 63860 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 63860, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 6% of adults in 63860 hold a bachelor's degree, about 16 points below the Missouri average of 22%. Rural areas with a high white share vote Republican. Non-Hispanic white share in 63860 is about 93%, well above similar-sized zip codes (around 73%).
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 63860, MO sits in the bottom 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 63860 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 63860 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 13 points below the Missouri average of 57%. High food insecurity lines up with lower turnout, and about 26% of adults in 63860 report food insecurity, above 90% 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.