There were 4,013 households, of which 31.8% had children under the age of 18 living with them, 52.3% were married couples living together, 8.5% had a female householder with no husband present, 3.9% had a male householder with no wife present, and 35.4% were non-families. 30.6% of all households were made up of individuals, and 13.7% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 3.00.