 There were 45,836 households, out of which 27.5% had children under the age of 18 living with them, 53.0% were married couples living together, 7.5% had a female householder with no husband present, and 36.6% were non-families.28.4% of all households were made up of individuals, and 7.9% had someone living alone who was 65 years of age or older.The average household size was 2.37 and the average family size was 2.93.