Boulevard Heights leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 61% of adults in Boulevard Heights typically vote, near the U.S. average of about 62%. Among adults in Boulevard Heights, ~38% vote Democratic, ~23% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Boulevard Heights compares
Among neighborhoods within 5 miles, Boulevard Heights is the least Democratic-leaning.
Boulevard Heights runs about 43 points more Democratic than Missouri as a whole. Missouri leans Republican overall, while Boulevard Heights is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within Boulevard Heights. The north side is the most Democratic-leaning (D+37) and the southwest side is the least Democratic-leaning (D+12), a spread of about 25 points.
Why Boulevard Heights leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Boulevard Heights, not a ranked or complete list of what matters most.
Boulevard Heights votes against the grain of Missouri. Missouri leans Republican overall, while Boulevard Heights runs about 43 points more Democratic.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Boulevard Heights, St. Louis, MO sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Boulevard Heights looks the way it does
Turnout in Boulevard Heights 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 Neighborhoods
- Holly Hills, St. Louis, MO D+40
- Princeton Heights, St. Louis, MO D+42
- Carondelet, St. Louis, MO D+51
- Bevo Mill, St. Louis, MO D+40
- South Hampton, St. Louis, MO D+55
- Saint Louis Hills, St. Louis, MO D+33
- Dutchtown, St. Louis, MO D+64
- Mount Pleasant, St. Louis, MO D+61
- North Hampton, St. Louis, MO D+54
- Tower Grove South, St. Louis, MO D+65
Neighborhoods with Similar Populations
- Prides Crossing, Aurora, CO D+13
- Northwest Los Angeles Heights, San Antonio, TX D+32
- Scarsdale, Arlington Heights, IL D+25
- Lakeshore at University Park, Miramar, FL D+58
- Thomasville, Atlanta, GA D+68
- Santa Clara Street, Hayward, CA D+39
- Sunset Arcre-Garden Valley-Morningside, Shreveport, LA D+80
- Naples-Marina Area, Long Beach, CA D+27
- Hyde Park, Jacksonville, FL D+31
- Alameda, Portland, OR D+82
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.