Irwin Lake #370

The Irwin Lake Trail #370 begins at the end of Forest Service Road 826.1C, Irwin Lodge Road, and ends at Copley Lake. The trail descends south toward Lake Irwin and turn west after about 0.75 miles. It travels north of the lake and in about 0.4 miles it turn south to continue between the lake and the Lake Irwin Campground. After another 0.4 miles, the trail intersects a road and follows it to the south end of the lake for about 0.4 miles before turning northeast where it begins to climb. In another 0.7 miles it levels out and turn southerly ending at Copley Lake in another half a mile. Fishing can be good in Lake Irwin, it is stocked by the Colorado Parks and Wildlife annually with trout. Trout are also caught in Copley Lake. This area is very picturesque and filled with wildflowers during the summer months.

Geo-Ref Trail Map   Geo-Reference Instructions

At a Glance

Open Season: June - October
Usage: Medium
Best Season: Summer
Restrictions: Open to hiking, horseback, mountain bike, and fishing.
Closest Towns: Crested Butte, CO

General Information


From Crested Butte: Travel west on Gunnison County Road 12, Kebler Pass Road, for approximately 6.5 miles to Forest Service Road 826, Lake Irwin Road. Continue on FSR 826 for 2.8 miles, past the campground, to the intersection with the FSR 826.1D, Green Lake Road. Turn north onto FSR 826.1D and continue for approximately 0.3 miles to the intersection with FSR 826.1C, Irwin Lodge Road. Turn east onto FSR 826.1C and continue for approximately 1 mile to the authorized parking area. Vehicles are allowed to turn around at the lodge or drop people off, but all parking is 0.6 mile before the lodge.


T. 13 S; R. 87 W; Section: 34. U.S.G.S. Map: Oh-Be-Joyful.


Mountain Biking

Lake and Pond Fishing

Day Hiking

Horse Riding

Recreation Areas

Recreation Activities


  Area/Length : 
2.75 Miles

  Latitude : 

  Longitude : 

  Elevation : 
10,280 - 10,680 ft.