Glennon is a Republican stronghold. About 14% of voters here vote Democratic and 86% Republican.
About 80% of adults in Glennon typically vote, above the U.S. average of about 62%. Among adults in Glennon, ~11% vote Democratic, ~69% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Glennon compares
Among cities within 25 miles, Glennon leans more Republican than 50 of 74 neighbors.
Glennon runs about 53 points more Republican than Missouri as a whole.
Why Glennon 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 Glennon, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in Glennon live in densely developed areas, about 18 points below the Missouri average of 22%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Glennon, MO sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Glennon looks the way it does
Turnout in Glennon sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Gipsy, MO R+64
- Leopold, MO R+68
- Arbor, MO R+75
- Schlatitz, MO R+71
- Toga, MO R+73
- Whitewater, MO R+75
- Advance, MO R+66
- Lutesville, MO R+67
- Marble Hill, MO R+65
Cities with Similar Populations
- Poplar Plains, KY R+61
- Slacks, LA D+11
- Unaka Springs, TN R+69
- Nadeau, MI R+44
- Bloomingville, OH R+40
- Boissevain, VA R+62
- Willow Valley, IN R+66
- Julian, NE R+55
- Pearsons Corner, SD R+55
- Shaw Island, WA D+53
All Local Stats
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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.