There were 13,976 households, out of which 23.1% had children under the age of 18 living with them, 36.5% were married couples living together, 5.4% had a male householder with no wife present, 11.6% had a female householder with no husband present, and 46.4% were non-families. 38.4% of all households were made up of individuals, and 14.7% had someone living alone who was 65 years of age or older. The average household size was 2.12, and the average family size was 2.81.