Moniteau County is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 76% of adults in Moniteau County typically vote, above the U.S. average of about 62%. Among adults in Moniteau County, ~15% vote Democratic, ~61% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Moniteau County compares
Among counties within 50 miles, Moniteau County leans more Republican than 9 of 12 neighbors.
Moniteau County runs about 42 points more Republican than Missouri as a whole.
Politics vary noticeably by city within Moniteau County. The south side is the most Republican-leaning (R+71) and the northwest side is the least Republican-leaning (R+58), a spread of about 13 points.
Why Moniteau County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Moniteau County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 16% of adults in Moniteau County hold a bachelor's degree, about 6 points below the Missouri average of 22%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Moniteau County, MO sits above the national average on this measure.
Why turnout in Moniteau County looks the way it does
Turnout in Moniteau County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Morgan County, MO R+63
- Cooper County, MO R+46
- Cole County, MO R+29
- Miller County, MO R+64
- Boone County, MO D+14
- Pettis County, MO R+43
- Callaway County, MO R+43
- Howard County, MO R+48
- Camden County, MO R+54
- Osage County, MO R+70
Counties with Similar Populations
- Brown County, IN R+43
- Floyd County, VA R+47
- Barbour County, WV R+60
- Clark County, IL R+53
- Vermillion County, IN R+50
- De Witt County, IL R+43
- Williamsburg City, VA D+43
- Redwood County, MN R+47
- Pawnee County, OK R+59
- Washington County, AL R+46
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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.