Mount Blue Sky is the highest peak in the Mount Evans Wilderness in the Front Range of the Rocky Mountains of North America. The prominent 14,266.1-foot (4,348 m) fourteener is located 13.4 miles (21.6 km) southwest by south of Idaho Springs in Clear Creek County, Colorado, United States, on the drainage divide between Clear Creek in Arapaho National Forest and the North Fork South Platte River in Pike National Forest.