Cosby is a Republican stronghold. About 24% of voters here vote Democratic and 76% Republican.
About 79% of adults in Cosby typically vote, above the U.S. average of about 62%. Among adults in Cosby, ~19% vote Democratic, ~60% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Cosby compares
Among cities within 25 miles, Cosby leans more Republican than 13 of 48 neighbors.
Cosby runs about 33 points more Republican than Missouri as a whole.
Why Cosby leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Cosby, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 86% of households in Cosby are family households, about 19 points above the U.S. average of 67%.
High-school completion, developed land, and voter turnout
Places that combine high-school-completion-heavy adults and a rural land-use pattern tend to turn out at a higher rate, as Cosby, MO does.
Why turnout in Cosby looks the way it does
Areas with high high-school completion turn out at higher rates. About 99% of adults in Cosby have completed high school, about 9 points above the Missouri average of 89%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Rochester, MO R+60
- San Antonio, MO R+51
- Helena, MO R+60
- Hurlingen, MO R+53
- Country Club, MO R+35
- Clarksdale, MO R+61
- Savannah, MO R+50
- St. Joseph, MO R+21
- Easton, MO R+51
- Oak, MO R+67
Cities with Similar Populations
- Linneus, MO R+71
- Harvey, MI R+10
- Bucksville, SC R+57
- Schamberville, MS R+63
- Mountville, GA R+25
- Parkers Settlement, IN R+46
- Patton, MO R+71
- Lesslie, SC R+47
- High Point, GA R+64
- Postville, WI R+3
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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.