 Of the 14,999 households, 43.6% had children under the age of 18 living with them, 62.4% were married couples living together, 10.5% had a female householder with no husband present, 21.8% were non-families, and 18.5% of all households were made up of individuals.The average household size was 3.02 and the average family size was 3.45.The median age was 31.8 years.