There were 4,120 households, of which 24.5% had children under the age of 18 living with them, 54.6% were married couples living together, 8.1% had a female householder with no husband present, 3.6% had a male householder with no wife present, and 33.6% were non-families. 26.2% of all households were made up of individuals, and 11.4% 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 2.77.