
**IMPORTANT PARK NOTICES**
Monitor weather reports before your park visit!
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[OʻAHU] UPDATED 5/21/25 – Diamond Head State Monument (DHSM): Updated June Operating Hours - The rockfall mitigation project began January 6, 2025 and will run until September 5, 2025 or upon completion of the construction project at the Kahala Tunnel. Please check the Diamond Head State Monument website for updated park operation hours during this time.
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[MOLOKA’I] - UPDATE 5/19/25: Pala’au State Park Pavilion: Due to continued renovation work, the pavilion closure has been extended from June 1 to July 1. The Pala’au Canping Area has been CLOSED from May 30 to June 30, 2025.
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[MAUI] - UPDATE 5/12/25: Puaʻa kaʻa Wayside and Restrooms has REOPENED.
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[KAUAʻI] - UPDATE 3/21/25: Pā‘ula‘ula State Historic Site - Due to construction improvements, the park closure will begin starting March 24 until further notice.
Redwood Trail
Trail Length | 1.7 miles |
Activity | Pedestrian, Bicycle |
Difficulty | Moderate |
Terrain | Mountain Forest |
Elevation Gain | 900 ft |
Park Name | Polipoli Spring State Recreation Area |
Route
Trail starts at Polipoli Springs State Recreation Area at 6,200′ elevation, winds through stands of redwood and other conifers, past Tie Trail junction and down to the old ranger’s cabin at 5,300′. At the trail’s end is the old Civilian Conservation Corps camp and a three-way junction, the beginning point for both the Plum Trail and the Boundary Trail. Several plum and other fruit trees can be found in this old camp area.
The Polipoli, Redwood, Plum and Haleakala Ridge Trails form a loop trail worth hiking (3.5 miles).
There are many other trails in the area, part of an extensive system administered by the State’s Trail and Access system, Nā Ala Hele.
Directions
From Kahului, take Highway 37 past Pukalani to the second junction of Highway 377. Turn left on 377 for about 0.3 mile, then right on Waipoli Road. This becomes Polipoli Access Road at the first cattle guard and climbs up the mountain through a long series of switchbacks until it enters the forest at 6,400′ elevation, where the pavement ends.
Additional Info
- Mountain biking is allowed on this trail.
- Stay on the trail.
- Keep dogs on leash.
- Pack out at least what you pack in.
- No open fires.
- Wear bright clothing.
- Be aware that you may encounter hunters who are hunting off the trail.