2000 Census data As of the
census of
2000, there were 9,870 people, 3,537 households, and 2,429 families residing in Kailua-Kona. The population density was . There were 4,322 housing units at an average density of . The racial makeup of the city was 38.7%
White, 0.5%
Black or
African American, 0.5%
Native American, 18.3%
Asian, 13.2%
Pacific Islander, 1.9% from
other races, and 27.07% from two or more races. 10.2% of the population were
Hispanic or
Latino of any race. There were 3,537 households, out of which 35.0% had children under the age of 18 living with them, 49.6% were
married couples living together, 13.6% had a female householder with no husband present, and 31.3% were non-families. 22.6% of all households were made up of individuals, and 7.2% had someone living alone who was 65 years of age or older. The average household size was 2.78 and the average family size was 3.26. In Kailua-Kona, 27.3% of the population was under the age of 18, 9.0% was from 18 to 24, 28.8% from 25 to 44, 24.9% from 45 to 64, and 10.0% was 65 years of age or older. The median age was 36 years. For every 100 females, there were 98.8 males. For every 100 females aged 18 and over, there were 95.8 males. The median income for a household in the city was $40,874, and the median income for a family was $46,657. Males had a median income of $30,353 versus $26,471 for females. The
per capita income for the CDP was $20,624. 10.8% of the population and 6.5% of families were below the
poverty line. Out of the total population, 11.9% of those under the age of 18 and 3.9% of those 65 and older were living below the poverty line. ==Economy==