sentences:  Of the 5,917 households, 17.8% had children under the age of 18 living with them, 40.0% were married couples living together, 8.9% had a female householder with no husband present, 47.2% were non-families, and 40.8% of all households were made up of individuals.The average household size was 1.98 and the average family size was 2.64.The median age was 54.5 years.