There were 19,705 households of which 33.7% had children under the age of 18 living with them, 47.8% were married couples living together, 12.4% had a female householder with no husband present, 5.2% had a male householder with no wife present, and 34.6% were non-families.
As of the census of 2000, there were 40,852 people, 16,108 households, and 10,808 families residing in the city.