 Of the 12,967 households 36.2% had children under the age of 18 living with them, 58.3% were married couples living together, 10.6% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 26.2% were non-families.21.9% of households were one person and 7.5% were one person aged 65 or older.The average household size was 2.63 and the average family size was 3.07.