As of the 2000 United States Census,[REF] there were 17,771 people, 6,882 households, and 4,961 families residing in the county.
There were 6,882 households out of which 32.40% had children under the age of 18 living with them, 59.20% were married couples living together, 8.80% had a female householder with no husband present, and 27.90% were non-families.