sentences:  The population density was 133 people per square mile (51/km²).There were 31,033 housing units at an average density of 58 per square mile (22/km²).The racial makeup of the county was 90.40% White, 4.16% Black or African American, 0.23% Native American, 0.57% Asian, 0.04% Pacific Islander, 3.45% from other races, and 1.15% from two or more races.