As of the 2000 census, there were 236,517 people, 82,243 households, and 59,214 families residing in the county. The population density was 1,658 people per square mile (640/km2). There were 86,461 housing units at an average density of 606 per square mile (234/km2). The racial makeup of the county was 37.94% White, 51.55% Black or African American, 0.32% Native American, 4.49% Asian, 0.07% Pacific Islander, 3.55% from other races, and 2.08% from two or more races. 7.50% of the population were Hispanic or Latino of any race.