Diamond Head State Monument
- Status
- Open (per official listing)Daily 6 a.m. – 6 p.m.
- Entrance fee
- $25 per vehicle ($10 nonresident)
- Day-use reservations
- Required
- Dogs
- Dogs allowed
- Camping
- None listed
- Official site
- dlnr.hawaii.gov
Official page last checked Oct 30, 2026. Details last changed Oct 29, 2026. How we keep this current
Current alerts 1
Weather 8/27/26 UPDATEOʻAHU – Diamond Head State Monument: If you had a Hawaiʻi State Park reservation (day use or overnight camping/lodging) for a day that was part of a… (more)
OʻAHU – Diamond Head State Monument: If you had a Hawaiʻi State Park reservation (day use or overnight camping/lodging) for a day that was part of a storm-related closure, you will receive an automatic refund, minus nonrefundable service charges. Due to the volume of refunds, this may take 4-6 weeks to show up on your credit card statement. Thank you for your understanding.
Posted by the park. Official alert
Overview
In Honolulu County, about 5 miles southeast of Urban Honolulu, Diamond Head State Monument covers about 503 acres.
Visitors come for hiking.
Hours
Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.
| Facility | Days | Hours | Season |
|---|---|---|---|
| Park — NORMAL OPERATING | Daily | 6 a.m. – 6 p.m. | — |
Official wording
NORMAL OPERATING HOURS: 6:00 am to 6:00 pm Daily – Last entry at 4:30pm for the 4:00pm reservation. Gates Close at 6:00 pm Closed Christmas and New Years
Source: official park page, checked Oct 30, 2026. Times are local to the park (Pacific/Honolulu).
Fees and passes
| Item | Amount |
|---|---|
| Hawaii Residents = (resident) | Free |
| Non-Hawaii Residents = (resident) | $5 |
| Children 3 and under = | Free |
| Non-Resident = (nonresident) | $10 · vehicle |
| Commercial vehicles fees: 1-7 Passenger Vehicles = | $25 |
| 8-25 Passenger Vehicles = | $50 |
| 26+ Passenger Vehicles = | $90 |
Official wording
Entrance & Parking Fee Entry • *CREDIT CARD ONLY* • Hawaii Residents = Free w/Hawaii ID or DL • Non-Hawaii Residents = $5 • Children 3 and under = Free Non-Commercial Vehicles • Resident = No Charge with ID • Non-Resident = $10 Per Vehicle Commercial vehicles fees: • 1-7 Passenger Vehicles = $25 • 8-25 Passenger Vehicles = $50 • 26+ Passenger Vehicles = $90 (NON-RESIDENT RESERVATIONS REQUIRED)
Reservations
- Day use
- Required
- Booking system
- Go State Parks (day-use entry/parking for Diamond Head, Waiʻānapanapa, Hāʻena) and Explore Outdoor Hawaiʻi / eHawaii (camping and cabins)
NOTE: Entry & Parking reservations required for non-residents
We link to the official booking system rather than showing live availability, which changes minute to minute.
Pets
Dogs allowed
NO PETS ARE ALLOWED IN THE PARK EXCEPT SERVICE ANIMALS. No Animals/Pets NO PETS ARE ALLOWED IN THE PARK EXCEPT SERVICE ANIMALS. Prohibited: No Bicycles; No Animals/Pets; No Alcoholic Beverages; No Camping; No Rock Climbing; No Smoking; No Commercial Activities
Service animals are generally permitted where pets are not. Check with the park for specific areas.
Things to do
Hiking
Trails
| Trail | Length | Difficulty | Notes |
|---|---|---|---|
| Diamond Head Summit Trail | — | — | Hazard: Falling Rocks; No Bicycles; No Animals/Pets; No Littering/Dumping; No Smoking; No Commercial ActivitiesHikingSightseeingEntry/Parking Fees |
Trail descriptions from the park
- Diamond Head Summit Trail
Amenities
Facilities
- Restrooms
- Drinking water
- Picnic areas
- Picnic shelters
- Park or camp store
- Parking
✓ listed by the park · ✕ the park says it is not available. Anything not shown here isn’t mentioned by the official source — that means unknown, not unavailable.
Accessibility
ADA Accessible
The park facilities on the crater floor of Diamond Head are fully accessible to those with disabilities. The hiking trail to the summit is not ADA accessible, it is very steep and uneven in some areas. The last 1/10 of a mile is all stairs and especially steep. Allow 1.5 to 2 hours for your hike. Wear good walking shoes, bring water, and wear a hat and sunscreen.
Official accessibility information
Conditions change. Contact the park to confirm specific accessible features before your visit.
Rules and permits
Entry and parking reservations required for non-residents (as of May 12th, 2022) , plan accordingly.
The last reservation to hike the trail is 4:00 pm, the last entrance for this reservation is at 4:30 pm. The gates are locked at 6:00 pm daily and all visitors must be out of the park by this time.
NO PETS ARE ALLOWED IN THE PARK EXCEPT SERVICE ANIMALS.
The park facilities on the crater floor of Diamond Head are fully accessible to those with disabilities. The hiking trail to the summit is not ADA accessible, it is very steep and uneven in some areas. The last 1/10 of a mile is all stairs and especially steep. Allow 1.5 to 2 hours for your hike. Wear good walking shoes, bring water, and wear a hat and sunscreen.
Prohibited: No Bicycles; No Animals/Pets; No Alcoholic Beverages; No Camping; No Rock Climbing; No Smoking; No Commercial Activities
Getting there
- Nearest town
- Urban Honolulu — about 5 mi southeast (straight line)
- Coordinates
- 21.2675, -157.8000
Nearby state parks
Sources and freshness
- Hawaiʻi State Parks — park page — last checked Oct 30, 2026
- DLNR State Parks island pages (TablePress park tables for Hawaiʻi, Maui, Molokaʻi, Oʻahu, Kauaʻi) + the islands-park.json JSONP feed used by the island maps (coordinates, park IDs)
- Wikidata
- USGS PAD-US 4.1 (boundary and acreage)
“Last checked” is when our system last read the official source. “Last changed” (Oct 29, 2026) is when the information shown here last differed from the previous check. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology