Kukuihaele is a census-designated place (CDP) in HawaiʻI County, Hawaiʻi, United States. The population was 336 at the 2010 census.
Kukuihaele is located on the north side of the island of Hawaii at 20°7′10″N 155°34′16″W / 20.11944°N 155.57111°W / 20.11944; -155.57111 (20.119536, -155.571160). It sits at an elevation of 730 feet (220 m) atop cliffs overlooking Waipio Bay. Hawaii Route 240 passes through the southern part of the community, ending less than 1 mile (1.6 km) to the west at an overlook into the Waipio Valley, and leading east 7 miles (11 km) to Honokaa. Hilo is 50 miles (80 km) to the southeast.
According to the United States Census Bureau, the Kukuihaele CDP has a total area of 2.3 square miles (5.9 km), of which 1.7 square miles (4.4 km) are land and 0.58 square miles (1.5 km), or 25.30%, are water.
As of the census of 2000, there are 317 people, 106 households, and 76 families residing in the CDP. The population density is 187.7 people per square mile (72.4/km²). There are 124 housing units at an average density of 73.4 per square mile (28.3/km²). The racial makeup of the CDP is 22.40% White, 1.26% Native American, 25.55% Asian, 16.40% Pacific Islander, and 34.38% from two or more races. 11.99% of the population are Hispanic or Latino of any race.
There are 106 households out of which 31.1% have children under the age of 18 living with them, 52.8% are married couples living together, 13.2% have a female householder with no husband present, and 27.4% are non-families. 22.6% of all households are made up of individuals and 16.0% have someone living alone who is 65 years of age or older. The average household size is 2.99 and the average family size is 3.49.
In the CDP the population is spread out with 24.6% under the age of 18, 10.1% from 18 to 24, 24.3% from 25 to 44, 23.0% from 45 to 64, and 18.0% who are 65 years of age or older. The median age is 40 years. For every 100 females, there are 101.9 males. For every 100 females age 18 and over, there are 102.5 males.
The median income for a household in the CDP is $38,750, and the median income for a family is $40,833. Males have a median income of $28,750 versus $22,353 for females. The per capita income for the CDP is $15,623. 14.9% of the population and 11.0% of families are below the poverty line. Out of the total population, 23.6% of those under the age of 18 and 20.8% of those 65 and older are living below the poverty line.