| District Name | William S. Hart Union High School District |
| State | California |
| County | Los Angeles County |
| Statistical Area | Los Angeles-Long Beach-Anaheim, CA |
| Total Students (2021) | 21735 |
| District Growth Rate (2017-21) | -18.8% |
| Majority Race/Ethnicty | Hispanic (42.4%) |
| Free/Reduced Lunch Program | 30.6% |