Maunawili is a cdp located in Honolulu County, in the state of Hawaii (HI), United States. Nestled in the Pacific division of the West region, it covers an area of 3.5 square miles (9.0 km²) and sits at an elevation of 160 ft. With a population of approximately 4,869 residents, Maunawili offers a peaceful, rural atmosphere.
The town's population is composed of about 47.13% males and 52.87% females, and it has a population density of 399.14 people per square mile (540.21/km²). Maunawili lies at a latitude of 21.38 and a longitude of -157.76, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (2.9%), followed by English (6.8%), German (9.2%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 96734.