| District Name | Castle Rock School District |
| State | Washington |
| County | Cowlitz County Lewis County |
| Statistical Area | Longview, WA Centralia, WA |
| Total Students (2021) | 1385 |
| District Growth Rate (2017-21) | 7.9% |
| Majority Race/Ethnicty | White (84.9%) |
| Free/Reduced Lunch Program | 49.1% |