Hawi is located in Hawaii county Hawaii with a geographic area of 8.1 square miles. The total population in Hawi is 1,325 with 45.6% male and 54.4% female. Children under age 5 represent 3.8% of the population, under age 18 equal 16.9% of the population and over age 65 is 32.3% of the population. The median household income is $82,422, per capita income is $34,702. There are a total of 453 housing units with 74.8% owner occupied. Education includes 30.7% of residents that are high school graduates and 44.2% with a bachelor's degree or higher. The average temperature in Hawi in the summer is 85 degrees, and in the winter 78 degrees.