There were 9,015 households, of which 32.9% had children under the age of 18 living with them, 59.1% were married couples living together, 9.6% had a female householder with no husband present, 3.9% had a male householder with no wife present, and 27.5% were non-families. 24.6% of all households were made up of individuals, and 13.1% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.10.