Kalaheo is located in Kauai county Hawaii with a geographic area of 3.5 square miles. The total population in Kalaheo is 5,333 with 49.1% male and 50.9% female. Children under age 5 represent 9.1% of the population, under age 18 equal 23.0% of the population and over age 65 is 22.9% of the population. The median household income is $84,078, per capita income is $32,499. There are a total of 1,783 housing units with 66.1% owner occupied. Education includes 9.9% of residents that are high school graduates and 52.6% with a bachelor's degree or higher. The average temperature in Kalaheo in the summer is 85 degrees, and in the winter 78 degrees.