In 2000 there were 320,766 households, of which 29.30% had children under the age of 18 living with them, 42.60% were married couples living together, 10.40% had a female householder with no husband present, and 42.70% were non-families.
Из 320 766 хозяйств 29,3% воспитывают детей возрастом до 18 лет, 42,6% супружеских пар живущих вместе, 10,4% разведённых, 42,7% холостых.