
Castro Valley is a census-designated place (CDP) in Alameda County, California, United States. At the 2020 census, it was the fourth most populous unincorporated area in California.
Photo & intro: Wikipedia
About Castro Valley
Castro Valley is a small unincorporated community in western California.
Officially, Castro Valley is a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 16.85 square miles.
📰 Castro Valley News Today
Live headlines via Google News — updates through the day.
What Makes Castro Valley Unique
- The only place in America named Castro Valley — a truly one-of-a-kind name among 32,000+ US communities.
- An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
- Positioned in western California, convenient to the region's corridors and crossings.
Why People Love It Here
- Quiet streets and a slower rhythm — the kind of place people move to on purpose.
- Housing dollars stretch further here than in the nearest metro.
- Well connected: 3+ neighboring communities within 4 miles.
🍽️ Where to Eat in Castro Valley
- HL Peninsula Restaurant Castro Valley — chinese
- Peet's Coffee — coffee shop (café)
- Quickly — bubble tea (café)
- Starbucks — coffee shop (café)
- The Breakfast Club at Midtown — american
- The Meadows — american
- 88 BaoBao — chinese
- Akemi Sushi — sushi
- Café Rumi — coffee shop (café)
- Canyon's Barbecue — barbecue
Local spots mapped by the OpenStreetMap community.
🏞️ Parks & Outdoors in Castro Valley
Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.
🏫 Schools in Castro Valley
- Canyon Middle
- Castro Valley Elementary
- Castro Valley High
- Chabot Elementary
- Creekside Middle
- Independent Elementary
- Jensen Ranch Elementary
- Marshall Elementary
- Palomares Elementary
- Proctor Elementary
- Redwood Continuation High
- Roy A. Johnson High
- Stanton Elementary
- Vannoy Elementary
Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.
🏥 Hospitals & Healthcare
- Eden Medical Center ★★★★ (4/5 CMS rating) · 24/7 ER
Medicare-registered hospitals with official CMS star ratings.