Oroville East leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 78% of adults in Oroville East typically vote, above the U.S. average of about 62%. Among adults in Oroville East, ~28% vote Democratic, ~50% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Oroville East compares
Among cities within 25 miles, Oroville East leans more Republican than 26 of 45 neighbors.
Oroville East runs about 49 points more Republican than California as a whole. California leans Democratic overall, while Oroville East is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Oroville East. The south side is the most Republican-leaning (R+36) and the west side is the least Republican-leaning (R+10), a spread of about 26 points.
Why Oroville East 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 Oroville East, not a ranked or complete list of what matters most.
Oroville East votes against the grain of California. California leans Democratic overall, while Oroville East runs about 49 points more Republican. Dense places usually vote Democratic, but Oroville East runs against that pattern.
Income per capita and voter turnout
Places with high per-capita income tend to turn out at a higher rate; Oroville East, CA sits in the top quarter nationally on this measure.
Why turnout in Oroville East looks the way it does
Turnout in Oroville East 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
- South Oroville, CA R+13
- Oroville, CA R+21
- Palermo, CA R+34
- Thermalito, CA R+25
- Honcut, CA R+41
- Oregon City, CA R+41
- Bangor, CA R+35
- Rackerby, CA R+29
- Feather Falls, CA R+29
- Robinsons Corner, CA R+46
Cities with Similar Populations
- New Boston, MI R+27
- Prairie Grove, AR R+46
- Vale, NC R+61
- Talbott, TN R+62
- Lebanon, NH D+45
- Rolesville, NC D+8
- Shelley, ID R+64
- Dunbar, WV D+3
- Inwood, NY D+14
- Mendham, NJ 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.