Lapwai competes in athletics in IHSAA Class 1AD1 in the White Pine League.

It was formerly a member of the Central Idaho League The school competes in football, basketball, and track and field, among others.

Lapwai holds the state's longest basketball winning streak at 81 games.

Lapwai won three consecutive A-3 (now 2A) state championships (1987–89) under head coach Bruce Crossfield.

With the most recent addition to the trophy case, Lapwai now has had seven different coaches lead them to the top, Harley Williams (1956), Darryl Moulton (1984), Bruce Crossfield (1987–89), Josh Leighton Jr. (2000, 2002), Eric Spencer (2006), Bob Sobotta Jr. (2017, 2018), Zachary Eastman (2021,2022).