Adelanto leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.
About 36% of adults in Adelanto typically vote, below the U.S. average of about 62%. Among adults in Adelanto, ~19% vote Democratic, ~17% Republican, and ~64% don't vote. The map below shows estimated turnout by block group.
How Adelanto compares
Among cities within 25 miles, Adelanto is the most Democratic-leaning.
Adelanto runs about 12 points more Republican than California as a whole.
Politics vary noticeably by neighborhood within Adelanto. The east side runs the most Democratic (D+21) and the northwest side runs the most Republican (R+33), a spread of about 54 points.
Why Adelanto 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 Adelanto, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 52% of residents in Adelanto live in densely developed areas, about 16 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 46% of adults in Adelanto have never been married, above 97% of cities.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Adelanto, CA sits in the top tenth 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 Adelanto looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Adelanto 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 46%, about 16 points below the California average of 62%. Renters vote less often than owners, and about 35% of households in Adelanto rent, above 90% of cities. High food insecurity lines up with lower turnout, and about 35% of adults in Adelanto report food insecurity, above 97% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Victorville, CA Even
- Phelan, CA R+39
- Oro Grande, CA R+18
- Oak Hills, CA R+39
- Hesperia, CA R+23
- Apple Valley, CA R+26
- Pinon Hills, CA R+41
- El Mirage, CA R+25
- Helendale, CA R+29
- Wrightwood, CA R+15
Cities with Similar Populations
- La Puente, CA D+28
- Huber Heights, OH R+9
- Fort Washington, MD D+76
- Portage, IN Even
- Laurel, MS R+12
- Villa Rica, GA R+21
- Orangeburg, SC D+44
- College Park, MD D+60
- Ocean Springs, MS R+48
- Danville, IL Even
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.