Oʻahu trail guide · Waiʻanae / West Oʻahu
Puʻu O Hulu Trail
Plan Puʻu O Hulu Trail with its official route map, difficulty, access details, weather, UV, rainfall, and estimated mud and water-flow conditions.
Also known as: Puu O Hulu Trail · Māʻili Pillbox Trail · Maili Pillbox Trail · Pink Pillbox Trail · Pink Pillboxes
Trail facts
- Region: Waiʻanae / West Oʻahu
- Difficulty: Moderate; short but steep and exposed
- Length: 1.6 miles
- Managed by: Access authority not confirmed
- Trail type: RIDGE
- Access status: VERIFY
Trail features
Historic pillboxes, Ocean views, Waiʻanae Coast views, Sunset views
Amenities
No maintained facilities
Route orientation
Listed start: Māʻili neighborhood trail access. Listed end: Puʻu O Hulu pillboxes. Confirm the actual route and return path with the land manager's current map.
Mapped hazards
High UV, heat, steep loose footing, exposed slopes, route finding after dark
Access planning
Verify current access, parking restrictions, and posted signs before visiting.
Plan for the terrain
Ridgelines can expose hikers to wind, sun, steep drop-offs and slippery footing after rain. Keep to the established route and turn around when conditions change.
The listed 1.6-mile length does not account for detours, rests or the time needed to return. Access has not been verified; confirm the current status with the land manager.
Check before you leave
- Read the latest National Weather Service forecast and alerts for the trail area.
- Confirm the manager’s current access and permit rules, including the intended entry point.
- Share your route and expected return time with someone, and choose a lower-exposure alternative if conditions change.
National Weather Service Honolulu · Hawaiʻi State Parks notices
Trail-specific official sources
Conditions note: Weather, mud and water-flow information are planning estimates, not safety ratings or official warnings. Read the observation time in the live trail view; no live reading is implied by this page.