 There were 8,609 households of which 33.8% had children under the age of 18 living with them, 54.2% were married couples living together, 9.6% had a female householder with no husband present, 3.6% had a male householder with no wife present, and 32.6% were non-families.28.0% of all households were made up of individuals and 12.6% had someone living alone who was 65 years of age or older.The average household size was 2.48 and the average family size was 3.05.