Waialua, Hawaii

Waialua
Location in Honolulu County and the state of Hawaii
Coordinates: 21°34′31″N 158°7′46″W / 21.57528°N 158.12944°W / 21.57528; -158.12944
CountryUnited States
StateHawaii
Area
 • Total
2.39 sq mi (6.19 km2)
 • Land2.19 sq mi (5.68 km2)
 • Water0.20 sq mi (0.51 km2)
Elevation
13 ft (4 m)
Population
 (2020)
 • Total
4,062
 • Density1,853.8/sq mi (715.75/km2)
Time zoneUTC-10 (Hawaii-Aleutian)
ZIP code
96791
Area code808
FIPS code15-74000
GNIS feature ID0364543

Waialua (Hawaiian pronunciation: [vɐjəˈluwə] ) is a census-designated place and North Shore community in the Waialua District on the island of Oʻahu, City & County of Honolulu, Hawaii, United States. As of the 2020 census, the CDP had a population of 4,062.

Waialua was one of the six original districts of ancient Hawaii on the island, known as moku. Waialua is a former (sugar) mill town and residential area, quite different in its quiet ambiance from nearby Haleʻiwa, which is more commercial and tourist-oriented. The Waialua Sugar Mill is the center of town and the historical base of its plantation history.

The U.S. postal code for Waialua is 96791.