Charter Oak is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 70% of adults in Charter Oak typically vote, above the U.S. average of about 62%. Among adults in Charter Oak, ~9% vote Democratic, ~61% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Charter Oak compares
Among cities within 25 miles, Charter Oak leans more Republican than 56 of 64 neighbors.
Charter Oak runs about 55 points more Republican than Missouri as a whole.
Why Charter Oak 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 Charter Oak, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Charter Oak live in densely developed areas, about 17 points below the Missouri average of 22%. Low college attainment predicts Republican voting, and Charter Oak sits in the bottom quarter (about 13%, below 84% of cities).
Population density and Republican lean
Places with low population density tend to lean Republican; Charter Oak, MO sits in the bottom tenth nationally on this measure.
Why turnout in Charter Oak looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Charter Oak is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 12 points below the Missouri average of 57%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Canalou, MO R+69
- Catron, MO R+61
- Kewanee, MO R+68
- Matthews, MO R+69
- North Lilbourn, MO R+17
- Penermon, MO R+67
- Lilbourn, MO R+26
- Frisco, MO R+73
Cities with Similar Populations
- Lake Jem, FL R+47
- Lakeview, ID R+46
- Indian Hill, AL R+12
- Kemp, KY R+69
- Truscott, TX R+80
- Loma, ND R+53
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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.