| District Name | Hamlin School District 28-3 |
| State | South Dakota |
| County | Hamlin County Clark County Codington County Kingsbury County |
| Statistical Area | Watertown, SD |
| Total Students (2021) | 874 |
| District Growth Rate (2017-21) | 11.6% |
| Majority Race/Ethnicty | White (94.2%) |
| Free/Reduced Lunch Program | 38.33% |