 There are over 70 campgrounds in Boise National Forest and groups of more developed recreation facilities at the Trinity Mountains , Warm Lake , and Deadwood and Sage Hen reservoirs . As in most national forests , the majority of the land in Boise National Forest is open to dispersed camping ( outside of developed campgrounds ) . One of the forest 's fire lookouts , Deadwood <unk> , is now available as a cabin for the public to rent , among other sites . <unk> are allowed on forest roads and on more than 1 @,@ 300 miles ( 2 @,@ 100 km ) of multiple @-@ use trails , whereas over 1 @,@ 200 miles ( 1 @,@ 900 km ) of trails are open to <unk> recreation . The <unk> Mountains Off @-@ Highway Vehicle Trail System contains 150 miles ( 240 km ) of motorcycle and ATV trails on 60 @,@ 000 acres ( 24 @,@ 000 ha ) of land that is generally open from April through November . The forest 's Trinity Mountain Recreation Area includes the highest <unk> ( 4 @-@ wheel drive recommended ) road in Idaho , which <unk> to the Trinity Mountain <unk> at an elevation of over 9 @,@ 400 feet ( 2 @,@ 900 m ) . In 2013 revenues from recreation and special use fees amounted to $ 454 @,@ 635 , while expenses totaled US $ 352 @,@ 550 ; the difference is allocated to the following season 's startup costs . 
