Adventures in Living.
Established February 26, 1917 with its county seat at Cascade. Named for the outstanding topographical feature of the area, Long Valley. Fur trappers were the first white men in the area but permanent settlement did not take place until the 1880s when livestock ranchers moved into Long Valley.
County Seat: Cascade
County Courthouse
Cascade, ID 83611-0737
Phone: (208) 382-4297
Fax: (208) 382-4955