The John Muir Wilderness is a wilderness area that extends along the crest of the Sierra Nevada of California for , in the Inyo and Sierra National Forests. Established in 1964 by the Wilderness Act and named for naturalist John Muir, it encompasses . The wilderness area also spans the Sierra crest north of Kings Canyon National Park, and extends on the west side of the park down to the Monarch Wilderness.

Geography and geology

The wilderness contains some of the most spectacular and highest peaks of the Sierra Nevada, with 57 peaks over in elevation.

Common animals in the wilderness include yellow-bellied marmots, pikas, golden-mantled ground squirrels, Clark's nutcrackers, golden trout, and black bears.