Diablo City Housing

Diablo, in Contra Costa County, CA, is an exclusive residential community with a median home value around $3.2 million in 2024. Homeownership rates exceed 90%, with rentals extremely limited and monthly rents averaging over $6,000. Housing consists mainly of large single-family estates on spacious lots. The area lacks dense neighborhoods, offering privacy and country-club living. Property values have risen 5% year-over-year. Diablo is part of the San Ramon Valley Unified School District. Property tax rates are approximately 1.1% of assessed value, contributing to high annual tax bills given elevated home prices.

Diablo City Healthcare

Diablo, an affluent unincorporated community in Contra Costa County, CA, relies on nearby hospitals such as John Muir Medical Center (Walnut Creek, ~7 miles away) and local clinics in Danville and Walnut Creek. Healthcare access is high, with over 95% insured, reflecting the area’s median household income ($250,001+). The majority (80%+) population is White, with fewer than 5,000 residents. Common health issues mirror national trends—cardiovascular disease and cancer. Numerous primary care and specialty providers serve the area, and the region is part of the John Muir Health and Sutter Health systems.

Education in Diablo City

Diablo City, Contra Costa, CA, is served by highly rated schools, primarily through the San Ramon Valley Unified School District. The high school graduation rate exceeds 95%, and over 75% of adult residents hold a bachelor’s degree or higher. There are no schools directly within Diablo; students typically attend nearby schools such as Monte Vista High School (GreatSchools rating: 9/10). School safety scores are strong, and specialized educational programs, including STEM and advanced placement classes, are available. Adult education opportunities are accessible in neighboring towns, contributing to Diablo’s reputation for academic excellence.

Diablo City Demographics

Diablo, Contra Costa County, CA, is a small community with a 2020 population of about 1,158. The median age is approximately 53 years, reflecting a mature demographic. Gender distribution is nearly even, with 51% female and 49% male. The population is predominantly White (about 89%), with Asian residents making up 7%, and Hispanic or Latino about 2%. Other racial groups each account for less than 2% of the total population.

Transportation in Diablo City

Diablo, an affluent census-designated place in Contra Costa County, CA, has high vehicle ownership, with over 95% of households owning at least one car. Public transit usage is minimal (<2%), and most residents commute by car. The average commute time is about 37 minutes, primarily to employment hubs in San Francisco, Oakland, and Walnut Creek. Transportation infrastructure mainly comprises local roads connecting to Interstate 680. Due to limited public transit options—nearest BART stations are several miles away—commuting patterns are car-dependent, reflecting Diablo’s suburban character and high-income demographics.

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