 In terms of ancestry, 14.0% were German, 12.3% were Irish, 10.2% were English, 9.2% were American, and 6.0% were Scotch-Irish.Of the 85,864 households, 36.8% had children under the age of 18 living with them, 52.6% were married couples living together, 13.9% had a female householder with no husband present, 28.9% were non-families, and 23.5% of all households were made up of individuals.The average household size was 2.59 and the average family size was 3.06.