Lafayette County is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 78% of adults in Lafayette County typically vote, above the U.S. average of about 62%. Among adults in Lafayette County, ~19% vote Democratic, ~59% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Lafayette County compares
Among counties within 50 miles, Lafayette County leans more Republican than 10 of 14 neighbors.
Lafayette County runs about 33 points more Republican than Missouri as a whole.
Politics vary noticeably by city within Lafayette County. The northwest side is the most Republican-leaning (R+62) and the north side is the least Republican-leaning (R+45), a spread of about 17 points.
Why Lafayette 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 Lafayette County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 70% of households in Lafayette County are family households, above 78% of counties.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; Lafayette County, MO sits in the bottom quarter nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in Lafayette County looks the way it does
Turnout in Lafayette 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
- Johnson County, MO R+35
- Ray County, MO R+53
- Carroll County, MO R+61
- Jackson County, MO D+24
- Saline County, MO R+36
- Clay County, MO R+7
- Cass County, MO R+32
- Pettis County, MO R+43
- Caldwell County, MO R+59
- Henry County, MO R+54
Counties with Similar Populations
- Transylvania County, NC R+17
- Jasper County, TX R+54
- Greenbrier County, WV R+47
- Jefferson County, WA D+45
- Pike County, AL R+17
- Gibson County, IN R+49
- Hot Spring County, AR R+51
- Jasper County, IN R+50
- Morgan County, IL R+25
- Weakley County, TN R+53
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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.