Nevada trails · Hennen Canyon

Hennen Canyon

A 4.8-mile out-and-back in Nevada, with 4,840 ft of climbing. Reaches Ruby Dome and other lake/summit destinations. Managed by the U.S. Forest Service.

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Length

4.8 mi

Elevation gain

4,840 ft

Difficulty

Expert

Max grade

60%

Steepest mile

+1,379 ft

Tread at ≥10% grade

3.8 mi

Shape

out-and-back

Managed by

U.S. Forest Service

Elevation profile

The climbing is spread fairly evenly along the route. It climbs almost continuously, with little descent to recover on.

3-D terrain

USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5

Reaches

Ruby Dome (summit)
Griswold Lake (lake)

Heads up

Terrain graded T4 (SAC scale) — exposed or hands-on hiking reported on part of this route.

Getting there

Hennen Canyon Trailhead — parking nearby. 40.66682, -115.52063 · directions

Daylight at the trailhead

On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:39 a.m., the sun rises at 6:07 a.m. and sets at 7:16 p.m., and the last usable light fades about 7:44 p.m. (PDT) — 13 h 08 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 9.6-mile round trip takes roughly 8 h 23 min, so leaving the trailhead at sunrise puts you back around 2:30 p.m. — 4 h 45 min before sunset.