Round Mountain leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 51% of adults in Round Mountain typically vote, below the U.S. average of about 62%. Among adults in Round Mountain, ~16% vote Democratic, ~35% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How Round Mountain compares
Among cities within 25 miles, Round Mountain leans more Republican than 4 of 20 neighbors.
Round Mountain runs about 57 points more Republican than California as a whole. California leans Democratic overall, while Round Mountain is one of the few Republican-leaning pockets.
Why Round Mountain 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 Round Mountain, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Round Mountain live in densely developed areas, about 53 points below the California average of 58%. Round Mountain runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Round Mountain, CA sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Round Mountain looks the way it does
Turnout in Round Mountain 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
- Montgomery Creek, CA R+37
- Oak Run, CA R+39
- Ingot, CA R+39
- Whitmore, CA R+41
- Obrien, CA R+38
- Burney, CA R+41
- Big Bend, CA R+36
- Whiskeytown, CA R+39
- Bella Vista, CA R+46
- Johnson Park, CA R+43
Cities with Similar Populations
- Adell, TX R+72
- Salona, TX R+75
- Ryderwood, WA R+29
- Chambers, NE R+78
- Moncla, LA R+67
- Baneberry, TN R+65
- Blanton, AL R+73
- Orton Hill, TX R+36
- Turley, OK R+15
- Spring Hill, IA R+33
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from California 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.