Hanakoa Valley is a hanging valley along the Kalalau Trail along the Nā Pali Coast of the island of Kauai in the state of Hawaii. Hanakoa has primitive camping via permit only. It is located on mile 6 of the Kalalau Trail, often used as a resting destination for hikers making the taking the complete Kalalau Trail to Kalalau Valley. Nearby Hanakoa Falls are accessible by a unmaintained trail.