Diamond Head State Monument (Lēʻahi)

Popular crater hike in Honolulu. Non-residents must reserve entry and parking in advance; Hawaiʻi residents with ID enter free. Open 6 a.m. to 6 p.m. daily, last reservation 4 p.m.

• Hours: 6:00 a.m. to 6:00 p.m. daily; gates lock at 6:00 p.m. Closed Christmas and New Year's Day.
• Reservations required for non-residents at gostateparks.hawaii.gov/diamondhead. Bookings open up to 30 days ahead.
• Last hike reservation 4:00 p.m.; last entry for that slot 4:30 p.m.
• Non-resident fees: $5 entry (children 3 and under free) and $10 parking per non-commercial vehicle. Credit card only.
• Hawaiʻi residents with a Hawaiʻi ID or driver's license enter free.

Sources: DLNR Division of State Parks: Diamond Head State Monument · Diamond Head reservations · Hawaii's Best Travel: Hawaiʻi reservations and fees 2026 (verified July 22, 2026)

Last checked Oct. 29, 2026. Hours, fees and rules can change, so confirm with the official source before you go.