Punaluʻu (pronounced [punəluʔu]) is a census-designated place and rural community in the Koʻolauloa District on the island of Oʻahu, City & County of Honolulu, Hawaii, United States.

Sugar cane was once grown on the narrow coastal plain inland from the highway.

[4] The town is north of Kahana Bay and Kaʻaʻawa and south of Hauʻula along Kamehameha Highway (State Rte.

Kaluanui Stream and Sacred Falls are located between Punaluʻu and Hauʻula.

29.8% of all households were made up of individuals, and 5.2% had someone living alone who was 65 years of age or older.