Colorado trails · West Grouse Creek Trail
A 8.5-mile out-and-back in Colorado, with 4,042 ft of climbing, topping out at 12,005 ft. Reaches Lower Turquoise Lake and other lake destinations. Managed by USFS Eagle-Holy Cross Ranger District.
The climbing is spread fairly evenly along the route.

USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Grouse Creek Trailhead — parking nearby. About 10 min drive (7 mi) from Avon. 39.59409, -106.43428 · directions
On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 6:47 a.m., the sun rises at 7:14 a.m. and sets at 6:28 p.m., and the last usable light fades about 6:55 p.m. (MDT) — 11 h 14 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 17.1-mile round trip takes roughly 10 h 22 min, so leaving the trailhead at sunrise puts you back around 5:36 p.m. — 52 min before sunset.