Ocotillo leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 11% of adults in Ocotillo typically vote, below the U.S. average of about 62%. Among adults in Ocotillo, ~3% vote Democratic, ~8% Republican, and ~89% don't vote. The map below shows estimated turnout by block group.
How Ocotillo compares
Among cities within 25 miles, Ocotillo leans more Republican than 10 of 11 neighbors.
Ocotillo runs about 63 points more Republican than California as a whole. California leans Democratic overall, while Ocotillo is one of the few Republican-leaning pockets.
Why Ocotillo 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 Ocotillo, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 3% of adults in Ocotillo hold a bachelor's degree, about 32 points below the California average of 35%. Rural areas vote Republican, and Ocotillo sits in the bottom quarter on density (fewer than 1%, in the bottom fraction of cities). Ocotillo runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Ocotillo, CA sits in the bottom tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Ocotillo looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Ocotillo 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 34%, about 28 points below the California average of 62%. High food insecurity lines up with lower turnout, and about 41% of adults in Ocotillo report food insecurity, in the top fraction of cities. Low high-school completion lines up with lower turnout, and about 60% of adults in Ocotillo have completed high school, in the bottom fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Boulder Park, CA R+35
- Jacumba, CA R+31
- Seeley, CA R+31
- Bankhead Springs, CA R+31
- Boulevard, CA R+27
- Live Oak Springs, CA R+27
- Mount Signal, CA R+12
- Tierra del Sol, CA R+27
- Meloland, CA R+12
Cities with Similar Populations
- Talcottville, NY R+57
- West Line, MO R+56
- West Liberty, IL R+70
- Merryall, PA R+60
- Rapidan, MN R+26
- Quinn, AR R+57
- Neuville, TX R+82
- Blissfield, OH R+64
- Winston, VA R+34
- Laurel Mills, VA R+8
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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.