There were 24,069 households, of which 29.8% had children under the age of 18 living with them, 39.3% were married couples living together, 15.1% had a female householder with no husband present, 5.5% had a male householder with no wife present, and 40.1% were non-families. 32.3% of all households were made up of individuals, and 9.5% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.98.