| District Name | Niagara School District |
| State | Wisconsin |
| County | Marinette County |
| Statistical Area | Marinette, WI-MI |
| Cities/Towns | |
| Total Students (2021) | 434 |
| District Growth Rate (2017-21) | -4.4% |
| Majority Race/Ethnicty | White (93.3%) |
| Free/Reduced Lunch Program | 48.16% |