sentences:  Of the 1,558 households 20.9% had children under the age of 18 living with them, 74.8% were married couples living together, 4.4% had a female householder with no husband present, and 18.7% were non-families.14.2% of households were one person and 5.1% were one person aged 65 or older.The average household size was 2.42 and the average family size was 2.65.