There were 4,702 households, 1,879 (40.0%) had children under the age of 18 living in them, 3,133 (66.6%) were opposite-sex married couples living together, 369 (7.8%) had a female householder with no husband present, 231 (4.9%) had a male householder with no wife present. There were 297 (6.3%) unmarried opposite-sex partnerships, and 42 (0.9%) same-sex married couples or partnerships. 686 households (14.6%) were one person and 193 (4.1%) had someone living alone who was 65 or older. The average household size was 2.83. There were 3,733 families (79.4% of households); the average family size was 3.12.