Upper Rockridge, Oakland, CA Political Map | Democrat & Republican Areas in Upper Rockridge

Upper Rockridge is a Democratic stronghold. About 86% of voters here vote Democratic and 14% Republican.

 
Upper Rockridge, Oakland, CA block-group political-lean map
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About 84% of adults in Upper Rockridge typically vote, above the U.S. average of about 62%. Among adults in Upper Rockridge, ~73% vote Democratic, ~12% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.

Upper Rockridge, Oakland, CA block-group voter-turnout map
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How Upper Rockridge compares

Among neighborhoods within 5 miles, Upper Rockridge leans more Democratic than 20 of 56 neighbors.

Upper Rockridge runs about 52 points more Democratic than California as a whole.

Why Upper Rockridge leans the way it does

This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Upper Rockridge, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 85% of adults in Upper Rockridge hold a bachelor's degree, about 57 points above the U.S. average of 28%.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Upper Rockridge, Oakland, CA sits in the top quarter 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 Upper Rockridge looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Upper Rockridge is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 79%, about 19 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in Upper Rockridge own their home, compared to around 57% in nearby neighborhoods. High high-school completion lines up with higher turnout, and about 99% of adults in Upper Rockridge have completed high school, above 90% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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.