There were 8,761 households, 4,099 (46.8%) had children under the age of 18 living in them, 3,905 (44.6%) were opposite-sex married couples living together, 1,715 (19.6%) had a female householder with no husband present, 738 (8.4%) had a male householder with no wife present. There were 638 (7.3%) unmarried opposite-sex partnerships, and 59 (0.7%) same-sex married couples or partnerships. 1,854 households (21.2%) were one person and 638 (7.3%) had someone living alone who was 65 or older. The average household size was 3.28. There were 6,358 families (72.6% of households); the average family size was 3.83.