There were 174,624 households, out of which 57,870 (33.1%) had children under the age of 18 living in them, 65,556 (37.5%) were opposite-sex married couples living together, 27,640 (15.8%) had a female householder with no husband present, 10,534 (6.0%) had a male householder with no wife present. There were 13,234 (7.6%) unmarried opposite-sex partnerships, and 2,498 (1.4%) same-sex married couples or partnerships. 53,342 households (30.5%) were made up of individuals, and 14,926 (8.5%) had someone living alone who was 65 years of age or older. The average household size was 2.62. There were 103,730 families (59.4% of all households); the average family size was 3.37.