sentences:  There were 28,753 housing units at an average density of 39 per square mile (18 per km2).The racial makeup of the county was 76.0% White, 13.2% Black or African American, 0.5% Native American, 1.1% Asian, 0.0% Pacific Islander, 7.1% from other races, and 1.9% from two or more races.13.0% of the population were Hispanic or Latino of any race.