Welcome to the Salmon-Challis National Forest
The Salmon-Challis National Forest covers over 4.3 million acres in east-central Idaho. Included within the boundaries of the Forest is 1.3 million acres of the Frank Church- River of No Return Wilderness Area, the largest contiguous wilderness area in the Continental United States.
Continuing our service to you during the COVID-19 Pandemic
The Salmon-Challis National Forest asks the public to please recreate responsibly. For more information about how the Forest Service is responding to COVID-19, visit our COVID page.
View the latest news about the Forest Service’s Greater Sage-Grouse conservation efforts.