or older. The average household size was 3.10 and the average family size 3.31. In the CDP the population was spread out, with 23.0% under the age of 18, 6.1% from 18 to 24, 27.7% from 25 to 44, 26.9% from 45 to 64, and 16.2% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 89.2 males. For every 100 females age 18 and over, there were just 83.6 males. The median income for a household in the CDP was $82,148, and the median income for a family was $84,294. Males had a median income of $51,078 versus $36,324 for females. The per capita income for the CDP was $30,551. 2.5% of the population and 1.5% of families were below the poverty line. Out of the total population, 3.6% of those under the age of 18 and 2.3% of those 65 and older were living below the poverty line. Government and infrastructure The Hawaii Department of Public Safety operates the Women's Community Correctional Center in what was the Maunawili CDP as of the 2000 U.S. Census. The Hawaii Department of Human Services's Hawaii Youth Correctional Facility (HYCF) was located in Maunawili CDP as of 2000. As of the 2010 U.S. Census these places are defined to be in the Kailua CDP. Education Hawaii Department of Education operates public schools. Maunawilli Elementary School and Kailua High School were located in the 2000 Maunawili CDP. As of 2010 they are defined to be in the Kailua CDP. See also Hoʻokuaʻāina References Census-designated places in Honolulu County, Hawaii Populated places on Oahu