| District Name | Lassen Union High School District |
| State | California |
| County | Lassen County |
| Statistical Area | Susanville, CA |
| Total Students (2021) | 822 |
| District Growth Rate (2017-21) | 2.0% |
| Majority Race/Ethnicty | White (61.8%) |
| Free/Reduced Lunch Program | 36.25% |