Cambridge Park leans heavily Democratic by roughly 40 points: about 70% of voters vote Democratic and 30% Republican.
About 40% of adults in Cambridge Park typically vote, below the U.S. average of about 62%. Among adults in Cambridge Park, ~28% vote Democratic, ~12% Republican, and ~60% don't vote. The map below shows estimated turnout by block group.
How Cambridge Park compares
Among neighborhoods within 5 miles, Cambridge Park leans more Democratic than 2 of 6 neighbors.
Cambridge Park runs about 20 points more Democratic than California as a whole.
Politics vary noticeably by block within Cambridge Park. The southeast side is the most Democratic-leaning (D+43) and the northwest side is the least Democratic-leaning (D+17), a spread of about 25 points.
Why Cambridge Park 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 Cambridge Park, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in Cambridge Park is about 25%, about 48 points below the U.S. average of 72%.
High-school completion, developed land, and voter turnout
Places that combine low high-school-completion share and a heavily developed built environment tend to turn out at a lower rate, as Cambridge Park, Concord, CA does.
Why turnout in Cambridge Park looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Cambridge Park is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Crowded housing lines up with lower turnout, and about 16% of homes in Cambridge Park have more than one occupant per room, above 96% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Ellis Lake, Concord, CA D+42
- Pleasant Valley, Walnut Creek, CA D+49
- Downtown Concord, Concord, CA D+44
- Pacheco-Martinez, Martinez, CA D+32
- Northgate Area, Walnut Creek, CA D+38
- Downtown Walnut Creek, Walnut Creek, CA D+52
- Downtown Lafayette, Lafayette, CA D+53
- Merriwood, Oakland, CA D+64
- Piedmont Pines, Oakland, CA D+66
- Montclair, Oakland, CA D+71
Neighborhoods with Similar Populations
- Culver-Winton, Rochester, NY D+53
- Tarico Heights, Inwood, WV R+39
- West End, St. Louis, MO D+80
- Thompsonville, Newton, MA D+61
- North Marketview Heights, Rochester, NY D+67
- Californial Heights, Long Beach, CA D+46
- Wheeless Road, Augusta, GA D+63
- Stockyards, Cleveland, OH D+19
- Harry Floyd Terrace, Vallejo, CA D+42
- Brightmoor, Detroit, MI D+82
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.