As of the census of 2000, there were 255,602 people, 91,139 households, and 57,144 families residing in the county. The population density was . There were 98,873 housing units at an average density of .
As of the census of 2000, there were 255,602 people, 91,139 households, and 57,144 families residing in the county. The population density was . There were 98873 housing units at an average density of .