There were 5,440 households, of which 26.0% had children under the age of 18 living with them, 56.1% were married couples living together, 7.1% had a female householder with no husband present, 3.0% had a male householder with no wife present, and 33.8% were non-families. 28.5% of all households were made up of individuals, and 15.1% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.82.