Waikapu is a cdp located in Maui County, in the state of Hawaii (HI), United States. Nestled in the Pacific division of the West region, it covers an area of 11.0 square miles (28.0 km²) and sits at an elevation of 400 ft. With a population of approximately 1,115 residents, Waikapu offers a peaceful, rural atmosphere.
The town's population is composed of about 50.22% males and 49.78% females, and it has a population density of 101.36 people per square mile (39.14/km²). Waikapu lies at a latitude of 20.85 and a longitude of -156.51, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (5.3%), German (5.7%), and Scotch-Irish (2.2%) heritage. The town is identified by the ZIP code 96793.