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Hawaiʻi County

Keauhou Trailhead – Puʻuhuluhulu Cinder Cone loop from Mauna Ulu

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Hiking trails & Routes

Hawaiʻi County

Keauhou Trailhead – Puʻuhuluhulu Cinder Cone loop from Mauna Ulu

Moderate

4.0

(1)

hikers

Keauhou Trailhead – Puʻuhuluhulu Cinder Cone loop from Mauna Ulu

02:09

7.96km

110m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 19, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

East Rift Wilderness

Hawaiʻi Volcanoes National Park

Waypoints

Start point

Parking

Get Directions

139 m

Keauhou Trailhead

Highlight • Trail

The Puʻu Huluhulu Trailhead is the start of the Nāpau Crater Trail along the Mauna Ulu lava shield. The trail leads past four notable craters: in order of distance from …

Tip by

3.74 km

Alae Crater

Highlight • Volcano

Alae Crater is 540 feet deep. During the 1969 eruption Alae Crater nearly completely filled with lava over the course of 13 different episodes.

Tip by

5.92 km

Puʻuhuluhulu Cinder Cone

Highlight • Volcano

The name of this cinder cone, Puʻuhuluhulu, means "hairy hill" — an apt descriptor as the vegetation-clad slopes here are a stark contrast to the Mauna Ulu lava flow that …

Tip by

7.96 km

End point

Parking

Way Types & Surfaces

Way Types

7.80 km

110 m

Surfaces

7.80 km

110 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Saturday 29 August

29°C

19°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Keauhou Trailhead – Puʻuhuluhulu Cinder Cone loop from Mauna Ulu

Keauhou Trailhead

Alae Crater

Puʻuhuluhulu Cinder Cone

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