Of the 6,219 households, 42.4% had children under the age of 18 living with them, 70.7% were married couples living together, 7.7% had a female householder with no husband present, 2.6% had a male householder with no wife present, and 19.0% were non-families. 16.1% of all households were made up of individuals, and 7.5% had someone living alone who was 65 years of age or older. The average household size was 2.82 people and the average family size was 3.17 people.