 Of the 102,733 households, 34.5% had children under the age of 18 living with them, 51.4% were married couples living together, 13.0% had a female householder with no husband present, 30.9% were non-families, and 24.9% of all households were made up of individuals.The average household size was 2.53 and the average family size was 3.01.The median age was 37.9 years.