Wyoming trails · Sandra Lake
A 4.5-mile out-and-back in Wyoming, with 1,240 ft of climbing. Reaches Pinto Lake and other lake destinations. Managed by USFS 021405.
Most of the climbing sits in the final third — 60% of the ascent, between mile 3.0 and mile 4.5. It climbs almost continuously, with little descent to recover on.
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 6:12 a.m., the sun rises at 6:41 a.m. and sets at 7:56 p.m., and the last usable light fades about 8:25 p.m. (MDT) — 13 h 15 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 9.0-mile round trip takes roughly 4 h 34 min, so leaving the trailhead at sunrise puts you back around 11:15 a.m. — 8 h 40 min before sunset.