McClellan Peak is an 8,364 ft summit located in Chelan County of Washington state. Its name honors Army explorer George B. McClellan who visited the area in 1853. McClellan Peak forms part of the south rim of The Enchantments lake basin within the Alpine Lakes Wilderness, and it belongs to the Stuart Range which is subset of the Cascade Range. McClellan Peak is situated 1.29 miles east of Little Annapurna which is its nearest higher neighbor. Precipitation runoff drains into tributaries of the Wenatchee River.