 Of the 144,309 households, 27.8% had children under the age of 18 living with them, 40.5% were married couples living together, 14.7% had a female householder with no husband present, 40.6% were non-families, and 30.1% of all households were made up of individuals.The average household size was 2.36 and the average family size was 2.96.The median age was 35.9 years.