Stewart Peak, elevation 13,990. ft (4,264 m), is a summit in Colorado. The peak is the second highest thirteener (a peak between 13,000 and 13,999 feet in elevation) in the state. It is located in the La Garita Mountains, sub-range of the San Juan Mountains, in Saguache County, within the La Garita Wilderness. Stewart Peak is the 55th highest peak in Colorado by most standard definitions, just missing the list of Colorado fourteeners.