Oro Grande leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 28% of adults in Oro Grande typically vote, below the U.S. average of about 62%. Among adults in Oro Grande, ~11% vote Democratic, ~17% Republican, and ~72% don't vote. The map below shows estimated turnout by block group.
How Oro Grande compares
Among cities within 25 miles, Oro Grande leans more Republican than 3 of 13 neighbors.
Oro Grande runs about 38 points more Republican than California as a whole. California leans Democratic overall, while Oro Grande is one of the few Republican-leaning pockets.
Why Oro Grande 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 Oro Grande, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Oro Grande live in densely developed areas, about 56 points below the California average of 58%. Oro Grande runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Republican lean
Places with low population density tend to lean Republican; Oro Grande, CA sits in the bottom quarter nationally on this measure.
Why turnout in Oro Grande looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Oro Grande 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 50%, about 12 points below the California average of 62%. High food insecurity lines up with lower turnout, and about 26% of adults in Oro Grande report food insecurity, above 92% of cities. Low high-school completion lines up with lower turnout, and about 77% of adults in Oro Grande have completed high school, below 94% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Helendale, CA R+29
- Adelanto, CA D+8
- Victorville, CA Even
- Apple Valley, CA R+26
- Hodge, CA R+32
- Hesperia, CA R+23
- Phelan, CA R+39
- Oak Hills, CA R+39
- El Mirage, CA R+25
- Pinon Hills, CA R+41
Cities with Similar Populations
- Lozano, TX R+14
- Radcliffe, IA R+45
- Sheep Springs, NM D+32
- Auburn, WY R+82
- Ancramdale, NY D+8
- Nickel, TX R+60
- Melvern, KS R+54
- Chelsea, VT D+4
- Robinson, KS R+53
- Leola, AR R+70
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.