
Waimanalo
- County:
- Honolulu County
- County Seat:
- No
- Area (mi²):
- 4.358
- State:
- Hawaii
Waimanalo is a CDP located in Honolulu County, Hawaii. Waimanalo has a 2025 population of 5,816. Waimanalo is currently growing at a rate of 0.41% annually and its population has increased by 3.88% since the most recent census, which recorded a population of 5,599 in 2020.
The average household income in Waimanalo is $169,209 with a poverty rate of 12.66%. The median age in Waimanalo is 33.1 years: 35.4 years for males, and 32 years for females.