Grand Lake Trail System, Idleglen Trailhead, Supply Creek Trailhead, Gravel Mountain, Arapaho National Forest, Roosevelt National Forest, Sulphur Ranger District
Last Known Status
The Stillwater Pass and Grand Lake trail systems can be accessed at the Idleglen and Supply Creek Trailheads. The trails gets heavy traffic so expect weekends to be busy. The trail access is free and open to mountainbikes, OHVs and snowmobiles when the proper conditions are met.
Restrooms and a kiosk are provided at the trailhead and snowmobile and OHV rentals are located at nearby Grand Lake and Granby. Vehicles must display state registration or a non-resident Colorado OHV sticker. Vault toilets and parking can be found at the trailhead.