As of the census of 2010, there were 275,487 people, and 108,592 households residing in the county. The population density was . There were 123,423 housing units at an average density of . The racial makeup of the county was 63.0% White, 30.3% Black or African American, 0.3% Native American, 2.9% Asian, 0.1% Pacific Islander, and 2.2% from two or more races. 5.6% of the population were Hispanic or Latino of any race.
