Blenheim Square, Kansas City, MO Political Map | Democrat & Republican Areas in Blenheim Square

By the BestNeighborhood data science team. Last updated May 2026.

Blenheim Square is a Democratic stronghold. About 90% of voters here vote Democratic and 10% Republican.

 

About 52% of adults in Blenheim Square typically vote, below the U.S. average of about 62%. Among adults in Blenheim Square, ~46% vote Democratic, ~5% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.

How Blenheim Square compares

Among neighborhoods within 5 miles, Blenheim Square leans more Democratic than 15 of 19 neighbors.

Blenheim Square runs about 98 points more Democratic than Missouri as a whole. Missouri leans Republican overall, while Blenheim Square is one of the few Democratic-leaning pockets.

Why Blenheim Square 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 Blenheim Square, not a ranked or complete list of what matters most.

Blenheim Square votes against the grain of Missouri. Missouri leans Republican overall, while Blenheim Square runs about 98 points more Democratic. A high never-married share predicts Democratic voting, and about 50% of adults in Blenheim Square have never been married, above 82% of neighborhoods.

Preventive-care access and voter turnout

Places with limited routine preventive-care access tend to turn out at a lower rate; Blenheim Square, Kansas City, MO sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Blenheim Square looks the way it does

Areas with high food insecurity turn out at lower rates. About 38% of adults in Blenheim Square report food insecurity, about 22 points above the U.S. average of 16%. Limited routine healthcare access lines up with lower turnout, and Blenheim Square sits in the bottom quarter on routine-care measures. High-crime urban areas turn out at lower rates, and Blenheim Square sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.

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.