Honokaa is a census-designated place (CDP) in the Hamakua District of Hawaii County, Hawaii, United States. The population was 2,233 at the 2000 census.
According to the United States Census Bureau, the CDP has a total area of 1.3 square miles (3.3 km²), all of it land.
As of the census of 2000, there were 2,233 people, 761 households, and 563 families residing in the CDP. The population density was 1,739.5 people per square mile (673.6/km²). There were 835 housing units at an average density of 650.5 per square mile (251.9/km²). The racial makeup of the CDP was 25.03% White, 0.09% African American, 0.04% Native American, 42.86% Asian, 3.94% Pacific Islander, 1.03% from other races, and 27.00% from two or more races. Hispanic or Latino of any race were 9.63% of the population.