Pasadena Hills is a Democratic stronghold. About 88% of voters here vote Democratic and 12% Republican.
About 62% of adults in Pasadena Hills typically vote, near the U.S. average of about 62%. Among adults in Pasadena Hills, ~55% vote Democratic, ~7% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Pasadena Hills compares
Among cities within 25 miles, Pasadena Hills leans more Democratic than 151 of 177 neighbors.
Pasadena Hills runs about 94 points more Democratic than Missouri as a whole. Missouri leans Republican overall, while Pasadena Hills is one of the few Democratic-leaning pockets.
Why Pasadena Hills 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 Pasadena Hills, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Pasadena Hills live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Pasadena Hills sits in the top quarter (about 47%, above 92% of cities). Pasadena Hills 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; Pasadena Hills, 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 Pasadena Hills looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in Pasadena Hills have completed high school, about 7 points above the Missouri average of 89%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Norwood Court, MO D+82
- Pasadena Park, MO D+80
- Glen Echo Park, MO D+47
- Normandy, MO D+75
- Northwoods, MO D+86
- Beverly Hills, MO D+86
- Velda City, MO D+87
- Velda Village Hills, MO D+87
- Uplands Park, MO D+86
- Country Club Hills, MO D+80
Cities with Similar Populations
- Queen City, MO R+65
- Essex, MO R+68
- Gettysburg, OH R+66
- Keytesville, MO R+66
- Seville, FL R+50
- Piffard, NY R+33
- New Salem, MI R+41
- New Manchester, WV R+62
- Equinunk, PA R+38
- Prospertown, NJ R+40
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.