 Of the 16,241 households, 28.1% had children under the age of 18 living with them, 48.8% were married couples living together, 10.3% had a female householder with no husband present, 36.4% were non-families, and 28.6% of all households were made up of individuals.The average household size was 2.36 and the average family size was 2.88.The median age was 40.8 years.