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Hawaii trails · Halemauu Trail

Halemauu Trail

A 8.8-mile out-and-back in Hawaii, with 1,382 ft of climbing. Reaches Puʻunole and other summit destinations.

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Length
8.8 mi
Elevation gain
1,382 ft
Difficulty
Expert
Max grade
21%
Steepest mile
+601 ft
Tread at ≥10% grade
1.8 mi
Shape
out-and-back

Elevation profile

6,610 – 7,988 ft12345678

Most of the climbing sits in the final third — 63% of the ascent, between mile 5.9 and mile 8.8. It gives back about 855 ft along the way, so it rolls rather than climbing steadily.

3-D terrain

3-D terrain view of Halemauu Trail

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

Reaches

Getting there

Halemau'u Trailhead — parking nearby. 20.75231, -156.22842 · directions

Daylight at the trailhead

On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 5:45 a.m., the sun rises at 6:08 a.m. and sets at 6:41 p.m., and the last usable light fades about 7:04 p.m. (HST) — 12 h 33 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 17.7-mile round trip takes roughly 7 h 55 min, so leaving the trailhead at sunrise puts you back around 2:03 p.m. — 4 h 38 min before sunset.

Nearby trails