Kealakekua is a census-designated place (CDP) in Hawaiʻi County, Hawaiʻi, United States. The population was 2,019 at the 2010 census, up from 1,645 at the 2000 census.
It was the subject of the 1933 popular song, "My Little Grass Shack in Kealakekua, Hawaii" by Bill Cogswell, Tommy Harrison and Johnny Noble, which became a Hawaiian music standard.
Kealakekua is located on the west side of the island of Hawaii at 19°31′35″N 155°55′22″W (19.526436, −155.922891). It is bordered to the north by Honalo and to the south by Captain Cook. Hawaii Route 11 is the main road through the community, leading north 10 miles (16 km) to Kailua-Kona and south 49 miles (79 km) to Naalehu.
According to the United States Census Bureau, the CDP has a total area of 7.2 square miles (18.7 km2), all of it land.
As of the census of 2000, there were 1,645 people, 639 households, and 423 families residing in the CDP. The population density was 218.1 people per square mile (84.2/km²). There were 692 housing units at an average density of 91.7 per square mile (35.4/km²). The racial makeup of the CDP was 24.74% White, 0.73% African American, 0.67% Native American, 36.84% Asian, 7.23% Pacific Islander, 2.07% from other races, and 27.72% from two or more races. Hispanic or Latino of any race were 9.18% of the population.