Third-largest Hawaiian island and home to Honolulu, holding the majority of the state's population.
Geography
Oahu lies between Kauai and Molokai and is shaped by two ancient eroded volcanic ranges, the Waianae to the west and the Koolau to the east. Diamond Head, an extinct tuff cone near Honolulu, is one of the most recognizable landmarks in the Pacific.
Population
Honolulu, the state capital, anchors the south coast and accounts for nearly two-thirds of Hawaii’s residents. Pearl Harbor, a deep-water inlet on the southern coast, hosts the headquarters of the United States Pacific Fleet.
Notable features
Waikiki Beach draws millions of visitors annually. The North Shore is famed for winter swells that can exceed 9 m, drawing top international surfers.
Find more islands by letter
Oahu starts with O and ends with U. Browse other islands along the same letter.
Islands that contain a letter from "Oahu":