 There were 20,442 households out of which 25.1% had children under the age of 18 living with them, 37.0% were married couples living together, 9.6% had a female householder with no husband present, and 49.1% were non-families.29.3% of all households were made up of individuals and 7.6% had someone living alone who was 65 years of age or older.The average household size was 2.44 and the average family size was 2.98.