 There were 181,970 households, out of which 40.60% had children under the age of 18 living with them, 62.10% were married couples living together, 7.50% had a female householder with no husband present, and 27.30% were non-families.22.10% of all households were made up of individuals, and 3.10% had someone living alone who was 65 years of age or older.The average household size was 2.68 and the average family size was 3.18.