| District Name | Summerville Union High School District |
| State | California |
| County | Tuolumne County |
| Statistical Area | Sonora, CA |
| Total Students (2021) | 631 |
| District Growth Rate (2017-21) | -40.2% |
| Majority Race/Ethnicty | White (70.2%) |
| Free/Reduced Lunch Program | 30.74% |