2020 census, the county had a population of 30,928. The median age was 41.9 years. 21.6% of residents were under the age of 18 and 19.6% of residents were 65 years of age or older. For every 100 females there were 103.9 males, and for every 100 females age 18 and over there were 102.7 males age 18 and over.

The racial makeup of the county was 91.7% White, 3.9% Black or African American, 0.2% American Indian and Alaska Native,