 Of the 7,527 households, 32.5% had children under the age of 18 living with them, 50.6% were married couples living together, 15.0% had a female householder with no husband present, 28.4% were non-families, and 24.2% of all households were made up of individuals.The average household size was 2.61 and the average family size was 3.05.The median age was 39.6 years.