There were 6,416 households, 3,411 (53.2%) had children under the age of 18 living in them, 3,553 (55.4%) were opposite-sex married couples living together, 1,158 (18.0%) had a female householder with no husband present, 560 (8.7%) had a male householder with no wife present. There were 516 (8.0%) unmarried opposite-sex partnerships, and 27 (0.4%) same-sex married couples or partnerships. 939 households (14.6%) were one person and 481 (7.5%) had someone living alone who was 65 or older. The average household size was 3.59. There were 5,271 families (82.2% of households); the average family size was 3.89.