There were 5,159 households, of which 30.8% had children under the age of 18 living with them, 52.8% were married couples living together, 11.0% had a female householder with no husband present, 4.7% had a male householder with no wife present, and 31.5% were non-families. 26.4% of all households were made up of individuals, and 6.5% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 3.00.