Wailua River State Park
Boat heading up Wailua river

PARK UPDATES: 6/8/22

ʻIAO VALLEY STATE MONUMENT – As of August 1, 2022 ʻIao Valley State Monument will be closed until January 15, 2023 for the final phase of the slope stabilization project and parking lot improvements.

DIAMOND HEAD STATE MONUMENT - As of May 12th, 2022 all out-of-state visitors must have an advanced reservation to enter the park. PUC commercial tour and trolley patrons must have a reservation. Reservations can be made 14 days in advance. Hawaiʻi residents continue to enjoy free access without reservations, but parking entry may depend on availability. 

Wailua River State Park

Hours Daily 7:00am to 6:45pm
Entrance Fee None
Park Brochure

Description

Lush river valley with riverboat cruise (fee charged) to Fern Grotto, an unusual fern-covered cave set in a tropical garden; scenic vistas of attractive waterfalls ‘Opaeka‘a Falls and Wailua Falls) and the Wailua River Valley. The Wailua Complex of Heiau (National Historic Landmark)–remains of heiau (places of worship), pu‘uhonua (places of refuge), and birthstones at this once important seat of chiefly power in old Hawaiʻi. Picnicking in riverside coconut grove; and dining and gift shopping at Wailua Marina.