The Emigrant Wilderness of Stanislaus National Forest is a wilderness area in the Sierra Nevada. It is bordered by Yosemite National Park on the south, the Toiyabe National Forest and the Hoover Wilderness on the east, and State Route 108 over Sonora Pass on the north. It is an elongated area that extends northeast about 25 miles (40 km) in length and up to 15 miles (24 km) in width. Watersheds drain to the Stanislaus and Tuolumne Rivers. This area is entirely within Tuolumne County, California and is approximately 140 miles (230 km) east of San Francisco, California and 50 miles (80 km) south of Lake Tahoe.