Dade County is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.
About 81% of adults in Dade County typically vote, above the U.S. average of about 62%. Among adults in Dade County, ~13% vote Democratic, ~68% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Dade County compares
Among counties within 50 miles, Dade County is the most Republican-leaning.
Dade County runs about 49 points more Republican than Missouri as a whole.
Politics vary noticeably by city within Dade County. The northwest side is the most Republican-leaning (R+72) and the west side is the least Republican-leaning (R+62), a spread of about 10 points.
Why Dade 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 Dade County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 15% of adults in Dade County hold a bachelor's degree, about 7 points below the Missouri average of 22%. Rural areas with a high white share vote Republican. Non-Hispanic white share in Dade County is about 92%, about 19 points above the U.S. average of 72%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Dade County, MO sits in the bottom quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Dade County looks the way it does
Turnout in Dade 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
- Cedar County, MO R+65
- Lawrence County, MO R+60
- Polk County, MO R+61
- Barton County, MO R+65
- Greene County, MO R+18
- Jasper County, MO R+40
- Vernon County, MO R+56
- Christian County, MO R+51
- Hickory County, MO R+62
- Dallas County, MO R+66
Counties with Similar Populations
- Monroe County, IA R+43
- Valley County, MT R+48
- Clay County, TN R+67
- Grant County, SD R+52
- Cleveland County, AR R+69
- Nicholas County, KY R+60
- Boise County, ID R+50
- Red River Parish, LA R+19
- Doniphan County, KS R+58
- McCulloch County, TX R+56
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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.