Osage Beach leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 84% of adults in Osage Beach typically vote, above the U.S. average of about 62%. Among adults in Osage Beach, ~23% vote Democratic, ~61% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Osage Beach compares
Among cities within 25 miles, Osage Beach leans more Republican than 1 of 45 neighbors.
Osage Beach runs about 27 points more Republican than Missouri as a whole.
Why Osage Beach 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 Osage Beach, not a ranked or complete list of what matters most.
Osage Beach votes Republican even though it is densely developed (about 41%, well above the Missouri average of 22%). Here an older population outweighs the Democratic lean that density usually predicts.
Frequent mental distress and voter turnout
Places with a low frequent-mental-distress rate tend to turn out at a higher rate; Osage Beach, MO sits in the bottom tenth nationally on this measure. Reported mental distress does not drive turnout; it reflects economic and health conditions tied to voting.
Why turnout in Osage Beach looks the way it does
Turnout in Osage Beach sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lake Ozark, MO R+46
- Sunrise Beach, MO R+49
- Village of Four Seasons, MO R+38
- Kaiser, MO R+66
- Linn Creek, MO R+60
- Rocky Mount, MO R+59
- Bagnell, MO R+67
- Camdenton, MO R+55
- Montreal, MO R+70
- Brumley, MO R+68
Cities with Similar Populations
- Grifton, NC R+6
- Morgantown, IN R+52
- Rougemont, NC R+24
- West Greenwich, RI R+16
- Dover, MA D+38
- Flatwoods, KY R+45
- Strathmore, CA R+18
- Hamilton, NY D+31
- Massanetta Springs, VA R+7
- Zuni Pueblo, NM D+50
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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.