There were 8,844 households, of which 27.0% had children under the age of 18 living with them, 38.8% were married couples living together, 12.4% had a female householder with no husband present, 4.5% had a male householder with no wife present, and 44.3% were non-families. 33.5% of all households were made up of individuals, and 7.3% had someone living alone who was 65 years of age or older. The average household size was 2.24 and the average family size was 2.90.