Weatherby Lake leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 91% of adults in Weatherby Lake typically vote, above the U.S. average of about 62%. Among adults in Weatherby Lake, ~41% vote Democratic, ~50% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.
How Weatherby Lake compares
Among cities within 25 miles, Weatherby Lake leans more Republican than 29 of 81 neighbors.
Weatherby Lake runs about 8 points more Democratic than Missouri as a whole.
Politics vary noticeably by neighborhood within Weatherby Lake. The southwest side is the most Republican-leaning (R+19) and the north side is the least Republican-leaning (R+6), a spread of about 13 points.
Why Weatherby Lake 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 Weatherby Lake, not a ranked or complete list of what matters most.
Weatherby Lake votes Republican even though it is densely developed (about 58%, far above the Missouri average of 22%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 76% of households in Weatherby Lake are family households, above 79% of cities.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Weatherby Lake, MO sits in the top tenth nationally on this measure.
Why turnout in Weatherby Lake looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Weatherby Lake is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 96% of households in Weatherby Lake own their home, compared to around 74% in nearby cities. High high-school completion lines up with higher turnout, and about 98% of adults in Weatherby Lake have completed high school, above 96% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Parkville, MO R+5
- Platte Woods, MO D+8
- Lake Waukomis, MO D+6
- Waldron, MO R+32
- Houston Lake, MO R+17
- Ferrelview, MO R+32
- Riverside, MO Even
- Northmoor, MO D+16
- Oakview, MO R+3
- Farley, MO R+32
Cities with Similar Populations
- Bremen, OH R+58
- West Creek, NJ R+39
- Eutaw, AL D+52
- Madrid, IA R+25
- Brookhaven, WV R+15
- High Bridge, NJ D+6
- Ixonia, WI R+35
- Waynesburg, KY R+72
- Mountain Home AFB, ID R+14
- Williamsburg, PA R+64
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.