Glen Aulin - May Lake Trail

Glen Aulin - May Lake Trail is a 12.6-mile out-and-back foot trail in Yosemite National Park, California. It climbs 750 ft to a high point of 9,369 ft. Difficulty: strenuous, from the NPS hiking-rating formula.

Glen Aulin - May Lake Trail, Yosemite National Park
Photo: Margaret W. Carruthers · CC BY 2.0 · Wikimedia Commons

From the National Park Service

Glen Aulin
12.6 miles (20.3 km) round trip
Read the official NPS description

Plan this hike

Open Glen Aulin - May Lake Trail on Trailbound's interactive map to see the full route, the elevation profile, today's forecast and any park alerts for Yosemite. Yosemite has permits or reservations for some areas: see the Yosemite page for what's needed.

More trails in Yosemite

All 197 trails in Yosemite National Park