There were 8,366 households, of which 24.9% had children under the age of 18 living with them, 31.4% were married couples living together, 12.1% had a female householder with no husband present, 4.0% had a male householder with no wife present, and 52.5% were non-families. 43.4% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older. The average household size was 2.07 and the average family size was 2.93.