| District Name | Lewiston Independent School District 340 |
| State | Idaho |
| County | Nez Perce County |
| Statistical Area | Lewiston, ID-WA |
| Cities/Towns | Lewiston |
| Total Students (2021) | 4557 |
| District Growth Rate (2017-21) | -3.6% |
| Majority Race/Ethnicty | White (87.5%) |
| Free/Reduced Lunch Program | 28.81% |