Waipio, Hawaii
| Waipiʻo | |
|---|---|
| Location in Honolulu County and the state of Hawaii | |
| Coordinates: 21°25′5″N 157°59′53″W / 21.41806°N 157.99806°W | |
| Country | United States | 
| State | Hawaii | 
| Area | |
|  • Total | 1.25 sq mi (3.23 km2) | 
| • Land | 1.25 sq mi (3.23 km2) | 
| • Water | 0.00 sq mi (0.00 km2) | 
| Elevation | 381 ft (116 m) | 
| Population  (2020) | |
|  • Total | 12,082 | 
| • Density | 9,688.85/sq mi (3,742.05/km2) | 
| Time zone | UTC−10 (Hawaii-Aleutian) | 
| ZIP Code | 96797 | 
| Area code | 808 | 
| FIPS code | 15-79860 | 
| GNIS feature ID | 1867265 | 
Waipiʻo (Hawaiian pronunciation: [vɐjˈpiʔo] ⓘ) is a census-designated place (CDP) located on the island of Oʻahu in the City & County of Honolulu, Hawaii, United States. In Hawaiian, wai piʻo means "curved water". As of the 2020 census, the CDP had a population of 12,082.
The U.S. ZIP Code for Waipiʻo is 96797.