The Kaniksu National Forest (pronounced "Kuh-NICK-su") is a U.S. National Forest located in northeastern Washington, the Idaho panhandle, and northwestern Montana. It is one of three forests that are aggregated into the Idaho Panhandle National Forests, along with the Coeur d'Alene National Forest and St. Joe National Forest. Kaniksu National Forest has a total area of 1,627,833 acres. About 55.7% is in Idaho, 27.9% in Montana, and 16.4% in Washington.

In the Idaho Panhandle National Forests complex, and this is considered the North Zone. The forest headquarters are located in Coeur d'Alene, Idaho. It is comprised of the Bonners Ferry, Priest Lake, and Sandpoint ranger districts