There were 53,925 households, of which 37.0% had children under the age of 18 living with them, 39.1% were married couples living together, 18.9% had a female householder with no husband present, 7.0% had a male householder with no wife present, and 34.9% were non-families. 28.8% of all households were made up of individuals, and 8.9% had someone living alone who was 65 years of age or older. The average household size was 2.68 and the average family size was 3.32.