Shawnee Mission leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% Republican.
About 90% of adults in Shawnee Mission typically vote, above the U.S. average of about 62%. Among adults in Shawnee Mission, ~41% vote Democratic, ~49% Republican, and ~10% don't vote. The map below shows estimated turnout by block group.
How Shawnee Mission compares
Among cities within 25 miles, Shawnee Mission leans more Republican than 29 of 75 neighbors.
Shawnee Mission runs about 6 points more Democratic than Kansas as a whole.
Politics vary noticeably by neighborhood within Shawnee Mission. The northwest side runs the most Democratic (D+3) and the southwest side runs the most Republican (R+12), a spread of about 15 points.
Why Shawnee Mission 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 Shawnee Mission, not a ranked or complete list of what matters most.
Shawnee Mission votes Republican even though it is densely developed (about 40%, well above the Kansas average of 19%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Shawnee Mission, KS sits in the top tenth nationally on this measure.
Why turnout in Shawnee Mission looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Shawnee Mission 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 77%, about 17 points above the U.S. average of 60%. Homeowners vote more often than renters, and more than 99% of households in Shawnee Mission own their home, compared to around 80% in nearby cities. High high-school completion lines up with higher turnout, and more than 99% of adults in Shawnee Mission have completed high school, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Loch Lloyd, MO R+22
- Stilwell, KS R+10
- Leawood, KS D+11
- Belton, MO R+22
- Grandview, MO D+37
- Overland Park, KS D+17
- Jaudon, MO R+49
- Bucyrus, KS R+33
- Raymore, MO R+17
- Olathe, KS D+2
Cities with Similar Populations
- Posts, CA D+62
- Wilkinson, WV R+58
- Medina, ND R+62
- Plant, AR R+60
- Rugby, TN R+70
- Pate Hill, TN R+74
- Oak Grove, GA R+59
- Upper Meyersville, TX R+71
- Loving, OK R+75
- Cooper Landing, AK R+37
Sources and methodology
Precinct-level voting records used to fit the model come from Kansas 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.