 Of the 7,276 households, 28.6% had children under the age of 18 living with them, 49.5% were married couples living together, 8.3% had a female householder with no husband present, 38.0% were non-families, and 33.0% of all households were made up of individuals.The average household size was 2.31 and the average family size was 2.92.The median age was 41.2 years.