There were 9,278 households of which 29.6% had children under the age of 18 living with them, 45.7% were married couples living together, 10.0% had a female householder with no husband present, 4.3% had a male householder with no wife present, and 40.0% were non-families.
As of the census of 2000, there were 20,237 people, 8,385 households, and 5,290 families residing in the city.