| District Name | Webster School District 18-5 |
| State | South Dakota |
| County | Day County Clark County Codington County Marshall County |
| Statistical Area | Watertown, SD |
| Total Students (2021) | 522 |
| District Growth Rate (2017-21) | -9.4% |
| Majority Race/Ethnicty | White (89.3%) |
| Free/Reduced Lunch Program | 20.69% |