| District Name | Castro Valley Unified School District |
| State | California |
| County | Alameda County |
| Statistical Area | San Francisco-Oakland-Berkeley, CA |
| Total Students (2021) | 9190 |
| District Growth Rate (2017-21) | -1.7% |
| Majority Race/Ethnicty | Asian (34.1%) |
| Free/Reduced Lunch Program | 21.45% |