There were 7,682 households, of which 34.3% had children under the age of 18 living with them, 42.6% were married couples living together, 13.6% had a female householder with no husband present, 6.9% had a male householder with no wife present, and 36.9% were non-families. 30.7% of all households were made up of individuals, and 12.1% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 3.00.