there were 6,226 households of which 50.7% had children under the age of 18 living with them, 61.8% were married couples living together, 11.5% had a female householder with no husband present, 4.8% had a male householder with no wife present, and 21.8% were non-families. 17.5% of all households were made up of individuals and 5% had someone living alone who was 65 years of age or older. the average household size was 2.92 and the average family size was 3.33.