Twentynine Palms Marine Corps Base leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 46% of adults in Twentynine Palms Marine Corps Base typically vote, below the U.S. average of about 62%. Among adults in Twentynine Palms Marine Corps Base, ~19% vote Democratic, ~27% Republican, and ~54% don't vote. The map below shows estimated turnout by block group.
How Twentynine Palms Marine Corps Base compares
Among cities within 25 miles, Twentynine Palms Marine Corps Base leans more Republican than 2 of 4 neighbors.
Twentynine Palms Marine Corps Base runs about 38 points more Republican than California as a whole. California leans Democratic overall, while Twentynine Palms Marine Corps Base is one of the few Republican-leaning pockets.
Why Twentynine Palms Marine Corps Base 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 Twentynine Palms Marine Corps Base, not a ranked or complete list of what matters most.
Twentynine Palms Marine Corps Base votes against the grain of California. California leans Democratic overall, while Twentynine Palms Marine Corps Base runs about 38 points more Republican. Rural areas vote Republican, and Twentynine Palms Marine Corps Base sits in the bottom quarter on density (about 3%, below 93% of cities).
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Twentynine Palms Marine Corps Base, CA sits in the bottom quarter 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 Twentynine Palms Marine Corps Base looks the way it does
Renters vote less often than owners. About 34% of households in Twentynine Palms Marine Corps Base rent, about 9 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 21% of adults in Twentynine Palms Marine Corps Base report food insecurity, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Twentynine Palms, CA R+24
- Sunfair, CA R+7
- Joshua Tree, CA D+4
- Yucca Valley, CA R+22
- Homestead Valley, CA R+15
- Sky Valley, CA R+5
- Landers, CA R+22
- Pioneertown, CA R+5
- Desert Edge, CA R+2
- Desert Palms, CA D+6
Cities with Similar Populations
- Okolona, OH R+61
- Luther, MT R+35
- Samsville, IL R+71
- Arnold, MI R+36
- Oakville, AL R+67
- Birome, TX R+69
- Willowbrook, KS R+56
- Kingston, NV R+73
- Foresman, IN R+57
- Milledgeville, OH R+71
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.