Holts Summit leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 79% of adults in Holts Summit typically vote, above the U.S. average of about 62%. Among adults in Holts Summit, ~21% vote Democratic, ~58% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.
How Holts Summit compares
Among cities within 25 miles, Holts Summit leans more Republican than 12 of 63 neighbors.
Holts Summit runs about 27 points more Republican than Missouri as a whole.
Politics vary noticeably by neighborhood within Holts Summit. The northeast side is the most Republican-leaning (R+53) and the west side is the least Republican-leaning (R+38), a spread of about 15 points.
Why Holts Summit leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Holts Summit. The lean here lands roughly where demographic data alone would predict.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; Holts Summit, MO sits above the national average on this measure.
Why turnout in Holts Summit looks the way it does
Turnout in Holts Summit sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Cedar City, MO R+43
- Wainwright, MO R+52
- Lake Mykee Town, MO R+57
- New Bloomfield, MO R+57
- Tebbetts, MO R+57
- Jefferson City, MO R+23
- Oldham, MO R+27
- Taos, MO R+61
- Hartsburg, MO R+26
- Bonnots Mill, MO R+69
Cities with Similar Populations
- Franklin, NH R+9
- Akron, NY R+26
- Corry, PA R+31
- Travilah, MD D+36
- Tunkhannock, PA R+38
- Clearwater Beach, FL R+25
- Watchung, NJ D+3
- Bishopville, SC D+20
- Kings Grant, NC R+4
- Homer, AK R+6
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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.