There were 7,468 households, 2,759 (36.9%) had children under the age of 18 living in them, 3,696 (49.5%) were opposite-sex married couples living together, 1,050 (14.1%) had a female householder with no husband present, 509 (6.8%) had a male householder with no wife present. There were 528 (7.1%) unmarried opposite-sex partnerships, and 49 (0.7%) same-sex married couples or partnerships. 1,639 households (21.9%) were one person and 516 (6.9%) had someone living alone who was 65 or older. The average household size was 2.75. There were 5,255 families (70.4% of households); the average family size was 3.20.