Length: 7.5 miles
Difficulty: Strenuous walk up steep terrain and at high altitude
Season of use: June through October
Amount of Use: Light horse use; light hiking
Beginning: 9,185 ft.
Ending: 12,480 ft.
How to Get There: From Lake City take Hwy 149 south, 2.5 miles. Turn right at Lake San Cristobal Recreation area turn off. Follow the paved road approximately 4 miles, then continue on the dirt road for about 2.6 miles. The trailhead sign and parking area are on the right hand side of the road just before the William's Creek Campground.
Trailhead Parking/Camping: Parking is available at the trailhead but there is no space for camping. Low impact camping is permitted all along the trail.
Attractions: This trail leads to the scenic tundra area of Grassy Mountain. The hike up Williams Creek trail can be strenuous but well worth the effort. The views atop the ridge are spectacular. In the distance you can see the buildings in the old ghost town of Carson along with Wager, Mill and Cataract Gulches. Looking toward the northwest, one can see the majestic, towering peaks of Uncompahgre and Wetterhorn peaks (two of the 14,000 ft. peaks in the area). From the saddle of Grassy Mountain you can continue north onto the Alpine Gulch trail for an overnight trip.