Bloomsdale is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 78% of adults in Bloomsdale typically vote, above the U.S. average of about 62%. Among adults in Bloomsdale, ~16% vote Democratic, ~62% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Bloomsdale compares
Among cities within 25 miles, Bloomsdale leans more Republican than 43 of 75 neighbors.
Bloomsdale runs about 39 points more Republican than Missouri as a whole.
Why Bloomsdale 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 Bloomsdale, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 87% of residents in Bloomsdale drive to work alone, about 13 points above the U.S. average of 74%. A high white share with below-average college attainment predicts Republican voting, and Bloomsdale fits that profile on both counts.
Renting and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Bloomsdale, MO sits in the bottom quarter nationally on this measure.
Why turnout in Bloomsdale looks the way it does
Homeowners vote more often than renters. About 93% of households in Bloomsdale own their home, about 14 points above the Missouri average of 78%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Kidd, IL R+55
- French Village, MO R+61
- Zell, MO R+57
- Selma, MO R+50
- Weingarten, MO R+59
- Plattin, MO R+57
- Ste. Genevieve, MO R+49
- Renault, IL R+54
- Prairie Du Rocher, IL R+57
Cities with Similar Populations
- Sibley, LA R+39
- Allenton, MI R+51
- Council Grove, KS R+43
- Washington, LA R+68
- Le Roy, MI R+50
- Johnsonburg, PA R+35
- Quartzsite, AZ R+38
- Naples, TX R+53
- Danville, OH R+64
- Placida, FL R+39
All Local Stats
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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.