Morgan County is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 71% of adults in Morgan County typically vote, above the U.S. average of about 62%. Among adults in Morgan County, ~13% vote Democratic, ~58% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Morgan County compares
Among counties within 50 miles, Morgan County leans more Republican than 9 of 10 neighbors.
Morgan County runs about 45 points more Republican than Missouri as a whole.
Politics vary noticeably by city within Morgan County. The northeast side is the most Republican-leaning (R+72) and the southeast side is the least Republican-leaning (R+55), a spread of about 17 points.
Why Morgan 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 Morgan County, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Morgan County, about 92% of residents are non-Hispanic white, about 20 points above the U.S. average of 72%; about 16% of adults hold a bachelor's degree, about 6 points below the Missouri average of 22%.
Population density and Republican lean
Places with low population density tend to lean Republican; Morgan County, MO sits in the bottom quarter nationally on this measure.
Why turnout in Morgan County looks the way it does
Turnout in Morgan 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
- Miller County, MO R+64
- Moniteau County, MO R+60
- Camden County, MO R+54
- Benton County, MO R+60
- Pettis County, MO R+43
- Cole County, MO R+29
- Cooper County, MO R+46
- Hickory County, MO R+62
- Henry County, MO R+54
- Boone County, MO D+14
Counties with Similar Populations
- Shelby County, IL R+58
- Morgan County, TN R+70
- Assumption Parish, LA R+30
- Fairfield County, SC D+13
- Perry County, IL R+49
- Union Parish, LA R+49
- Logan County, AR R+63
- Jackson County, WI R+21
- Dodge County, MN R+31
- Washington County, NE R+42
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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.