| District Name | Atascadero Unified School District |
| State | California |
| County | San Luis Obispo County |
| Statistical Area | San Luis Obispo-Paso Robles, CA |
| Total Students (2021) | 4395 |
| District Growth Rate (2017-21) | -5.2% |
| Majority Race/Ethnicty | White (62.8%) |
| Free/Reduced Lunch Program | 31.58% |