Mountain Grove is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 81% of adults in Mountain Grove typically vote, above the U.S. average of about 62%. Among adults in Mountain Grove, ~15% vote Democratic, ~66% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Mountain Grove compares
Among cities within 25 miles, Mountain Grove leans more Republican than 1 of 36 neighbors.
Mountain Grove runs about 46 points more Republican than Missouri as a whole.
Politics vary noticeably by neighborhood within Mountain Grove. The northwest side is the most Republican-leaning (R+74) and the east side is the least Republican-leaning (R+58), a spread of about 15 points.
Why Mountain Grove 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 Mountain Grove, not a ranked or complete list of what matters most.
Mountain Grove votes Republican even though it is densely developed (about 36%, modestly above the Missouri average of 22%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Mountain Grove, MO sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Mountain Grove looks the way it does
Turnout in Mountain Grove sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Dunn, MO R+67
- Norwood, MO R+74
- Cabool, MO R+65
- Owens, MO R+73
- Bendavis, MO R+72
- Vanzant, MO R+70
- Macomb, MO R+74
- Coldspring, MO R+70
- Green Mountain, MO R+72
- Graff, MO R+73
Cities with Similar Populations
- Greenfield, OH R+52
- Seabrook, NH R+6
- Nitro, WV R+27
- Jasper, FL R+12
- Greenwood, MO R+29
- Ormond-by-the-Sea, FL R+17
- Morrison, CO D+6
- Calhoun, LA R+80
- Berne, IN R+63
- Rusk, TX R+39
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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.