According to the United States Census Bureau estimate of 2019, there were 19,788 people and 8,128 households residing in the county. The population density was . There were 8,349 housing units at an average density of . The racial makeup of the county was 90.38% White, 6.94% Black or African American, 0.15% Native American, 0.14% Asian, 0.01% Pacific Islander, 1.36% from other races, and 1.02% from two or more races. 2.60% of the population were Hispanic or Latino of any race.