 Of the 7,014 households, 30.4% had children under the age of 18 living with them, 43.1% were married couples living together, 12.9% had a female householder with no husband present, 38.0% were non-families, and 30.8% of all households were made up of individuals.The average household size was 2.46 and the average family size was 3.09.The median age was 36.9 years.