There were 24,283 households, of which 32.1% had children under the age of 18 living with them, 48.4% were married couples living together, 11.5% had a female householder with no husband present, 4.6% had a male householder with no wife present, and 35.5% were non-families. 27.6% of all households were made up of individuals, and 8% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.03.