The school colors are royal blue, silver, and black and the mascot is a wolf.

Timberline competes in athletics in IHSAA Class 5A in the Southern Idaho Conference (5A) (SIC).

Students have tracked and studied a group of wild wolves, called the Timberline pack, since 2003.

[13] The biologists who track the pack noticed its den in the Boise National Forest was empty in the spring of 2020.

[15] The federal agents killed the pups in order to force the adult wolves to relocate and to reduce the predators' population as they can pose a threat to wildlife and livestock.