Cool Valley is a Democratic stronghold. About 88% of voters here vote Democratic and 12% Republican.
About 55% of adults in Cool Valley typically vote, below the U.S. average of about 62%. Among adults in Cool Valley, ~48% vote Democratic, ~7% Republican, and ~45% don't vote. The map below shows estimated turnout by block group.
How Cool Valley compares
Among cities within 25 miles, Cool Valley leans more Democratic than 152 of 179 neighbors.
Cool Valley runs about 94 points more Democratic than Missouri as a whole. Missouri leans Republican overall, while Cool Valley is one of the few Democratic-leaning pockets.
Why Cool Valley 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 Cool Valley, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Cool Valley live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 46% of adults in Cool Valley have never been married, above 97% of cities. Cool Valley runs against the grain of Missouri, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Cool Valley, MO sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Cool Valley looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Cool Valley is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 46%, about 11 points below the Missouri average of 57%. Renters vote less often than owners, and about 51% of households in Cool Valley rent, about 26 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 35% of adults in Cool Valley report food insecurity, above 98% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Normandy, MO D+75
- Bellerive, MO D+56
- Pasadena Park, MO D+80
- Kinloch, MO D+77
- Norwood Court, MO D+82
- Bel-Ridge, MO D+69
- Ferguson, MO D+69
- Pasadena Hills, MO D+75
- Bel-Nor, MO D+68
- Country Club Hills, MO D+80
Cities with Similar Populations
- Mount Desert, ME D+37
- DeRuyter, NY R+43
- Burnett, WI R+45
- Point Venture, TX R+5
- Chetopa, KS R+61
- Woodbine, KY R+76
- Tidioute, PA R+42
- Roscoe, NY R+18
- Bennington, IN R+65
- Prudhoe Bay, AK R+13
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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.