Eastside leans heavily Democratic by roughly 30 points: about 65% of voters vote Democratic and 35% Republican.
About 34% of adults in Eastside typically vote, below the U.S. average of about 62%. Among adults in Eastside, ~22% vote Democratic, ~12% Republican, and ~66% don't vote. The map below shows estimated turnout by block group.
How Eastside compares
Among neighborhoods within 5 miles, Eastside is the most Democratic-leaning.
Eastside runs about 10 points more Democratic than California as a whole.
Politics vary noticeably by block within Eastside. The east side is the most Democratic-leaning (D+36) and the northwest side is the least Democratic-leaning (D+23), a spread of about 13 points.
Why Eastside 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 Eastside, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in Eastside is about 10%, about 62 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 47% of adults in Eastside have never been married, above 78% of neighborhoods.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Eastside, Riverside, 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 Eastside looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Eastside is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 21%, about 11 points above the California average of 10%. High food insecurity lines up with lower turnout, and about 35% of adults in Eastside report food insecurity, above 88% of neighborhoods. Low high-school completion lines up with lower turnout, and about 69% of adults in Eastside have completed high school, below 95% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Downtown Riverside, Riverside, CA D+20
- University, Riverside, CA D+29
- Wood Streets, Riverside, CA D+17
- Victoria, Riverside, CA D+3
- Northside, Riverside, CA D+17
- Hunter Industrial Park, Riverside, CA D+19
- Canyon Crest, Riverside, CA D+10
- Magnolia Center, Riverside, CA D+8
- Grand, Riverside, CA D+4
- Casablanca, Riverside, CA D+17
Neighborhoods with Similar Populations
- Buffalo, Las Vegas, NV D+18
- North Valley San Diego, Oceanside, CA D+10
- Calallen, Corpus Christi, TX R+36
- Blueberry Hill-Brigadoon-Stoneybrook, Lexington, KY D+28
- Bagley, Detroit, MI D+89
- Garnsey, Valley Village, CA D+35
- Byberry, Philadelphia, PA R+12
- Cedar Hills-Cedar Mill, Portland, OR D+49
- Kamms Corner, Cleveland, OH D+22
- Lake View, Paterson, NJ D+5
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.