 The 17,889 housing units averaged 19 per square mile (7 per km2).The racial makeup of the county was 87.35% White, 4.01% Black or African American, 0.53% Native American, 0.37% Asian, 6.08% from other races, and 1.66% from two or more races.About 15.38% of the population was Hispanic or Latino of any race.