There were 6,197 households, 2,603 (42.0%) had children under the age of 18 living in them, 3,254 (52.5%) were opposite-sex married couples living together, 843 (13.6%) had a female householder with no husband present, 390 (6.3%) had a male householder with no wife present. There were 432 (7.0%) unmarried opposite-sex partnerships, and 40 (0.6%) same-sex married couples or partnerships. 1,317 households (21.3%) were one person and 342 (5.5%) had someone living alone who was 65 or older. The average household size was 2.93. There were 4,487 families (72.4% of households); the average family size was 3.43.