18; 7.1% were between the ages of 18 and 24; 25% were from 25 to 44; 25.1% were from 45 to 64; and 17.2% were 65 or older. The gender makeup of the city was 48.3% male and 51.7% female. 2000 census At the 2000 census there were 9,159 people, 3,501 households, and 2,562 families living in the city. The population density was . There were 3,714 housing units at an average density of . The racial makeup of the city was 96.09% White, 0.19% African American, 0.76% Native American, 0.55% Asian, 0.08% Pacific Islander, 0.94% from other races, and 1.40% from two or more races. Hispanic or Latino of any race were 2.43%. Of the 3,501 households 36.9% had children under the age of 18 living with them, 60.3% were married couples living together, 9.1% had a female householder with no husband present, and 26.8% were non-families. 21.6% of households were one person and 9.5% were one person aged 65 or older. The average household size was 2.60 and the average family size was 3.04. The age distribution was 27.6% under the age of 18, 7.4% from 18 to 24, 30.3% from 25 to 44, 21.2% from 45 to 64, and 13.5% 65 or older. The median age was 35 years. For every 100 females, there were 94.9 males. For every 100 females age 18 and over, there were 91.9 males. The median household income was $37,097 and the median family income was $40,875. Males had a median income of $35,339 versus $21,388 for females. The per capita income for the city was $16,387. About 5.8% of families and 9.2% of the population were below the poverty line, including 13.5% of those under age 18 and 4.5% of those age 65 or over. Economy Empire Airlines has its headquarters in Hayden. Rollercoaster designer Rocky Mountain Construction is also headquartered in Hayden. Notable people Patty Duke, actress (lived in Hayden) Doug Okuniewicz, member of the Idaho House of Representatives Marshall Savage, futurist and author Don Larsen, MLB pitcher Trevor Prangley, professional MMA fighter Matthew Inman, webcomic creator References External links City website Cities in Idaho Cities in Kootenai County, Idaho