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New Hampshire trails · Mahoosuc

Mahoosuc

A 12.1-mile out-and-back in New Hampshire, with 1,716 ft of climbing. Reaches Mount Success and other lake/pass/summit destinations. Managed by the U.S. Forest Service.

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Length
12.1 mi
Elevation gain
1,716 ft
Difficulty
Expert
Max grade
60%
Steepest mile
+1,112 ft
Tread at ≥10% grade
6.4 mi
Shape
out-and-back
Managed by
U.S. Forest Service

Elevation profile

1,876 – 3,577 ft123456789101112

The climbing is spread fairly evenly along the route. It gives back about 3,781 ft along the way, so it rolls rather than climbing steadily.

3-D terrain

3-D terrain view of Mahoosuc

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

Reaches

Heads up

Stream ford: expect at least one unbridged crossing.

Daylight at the trailhead

On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:35 a.m., the sun rises at 6:05 a.m. and sets at 7:23 p.m., and the last usable light fades about 7:53 p.m. (EDT) — 13 h 17 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 24.2-mile round trip takes roughly 10 h 41 min, so leaving the trailhead at sunrise puts you back around 4:46 p.m. — 2 h 37 min before sunset.

Loop options

Nearby trails