There were 78,541 households, of which 31.0% had children under the age of 18 living with them, 37.8% were married couples living together, 14.8% had a female householder with no spouse present, 5.6% had a male householder with no spouse present, and 41.8% were other families. 32.3% of all households were made up of individuals, and 9.6% had someone living alone who was 65 years of age or older. The average household size was 2.44 and the average family size was 3.10.