 According to the 2000 Census there were 1,974,181 households out of which 30.9% had children under the age of 18 living with them, 44.0% were married couples living together, 15.6% had a female householder with no husband present, and 35.7% were non-families.29.4% of all households were someone living alone including 9.3% who were 65 years of age or older.The average household size was 2.68 and the average family size was 3.38.