The Deschutes National Forest is a United States national forest located in Central Oregon, in parts of Deschutes, Klamath, Lake, and Jefferson counties. It was established in 1908, with border changes following in 1911 and 1915. The forest now encompasses almost 1.6 million acres along the east side of the Cascade Range. The forest is bordered to the south by the Fremont–Winema NF, to the southwest by the Umpqua NF, and to the west by the Willamette NF. The Deschutes NF hosts official preservation areas, various biology, and recreational activities.