
Kahuku
- County:
- Honolulu County
- County Seat:
- No
- Area (mi²):
- 0.963
- State:
- Hawaii
Kahuku is a CDP located in Honolulu County, Hawaii. Kahuku has a 2025 population of 2,189. Kahuku is currently declining at a rate of -1.26% annually and its population has decreased by -1.66% since the most recent census, which recorded a population of 2,226 in 2020.
The average household income in Kahuku is $101,905 with a poverty rate of 11.37%. The median age in Kahuku is 25.9 years: 26.2 years for males, and 25.6 years for females.