Sunnybrook leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 58% of adults in Sunnybrook typically vote, near the U.S. average of about 62%. Among adults in Sunnybrook, ~17% vote Democratic, ~41% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How Sunnybrook compares
Among cities within 25 miles, Sunnybrook leans more Republican than 39 of 51 neighbors.
Sunnybrook runs about 60 points more Republican than California as a whole. California leans Democratic overall, while Sunnybrook is one of the few Republican-leaning pockets.
Why Sunnybrook 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 Sunnybrook, not a ranked or complete list of what matters most.
Sunnybrook votes against the grain of California. California leans Democratic overall, while Sunnybrook runs about 60 points more Republican.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Sunnybrook, CA sits in the top tenth 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 Sunnybrook looks the way it does
Renters vote less often than owners. About 40% of households in Sunnybrook rent, about 15 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Ione, CA R+38
- Amador City, CA R+29
- Buena Vista, CA R+42
- Carbondale, CA R+52
- Sutter Creek, CA R+29
- Jackson, CA R+32
- Drytown, CA R+33
- Plymouth, CA R+38
- Camanche North Shore, CA R+45
- Paloma, CA R+40
Cities with Similar Populations
- Sunnydale, AR R+75
- Peoria, MO R+68
- Wicomico Church, VA R+13
- Cohansey, NJ R+37
- Three Points, CA R+32
- Scotchbrush, NY R+51
- Loch Arbour, NJ R+37
- Mchenry, ND R+54
- Shingleton, MI R+27
- Red Oak, IL R+45
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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.