Arkansas Highway 225 As of the 2020 United States census, there were 24,711 people, 10,783 households, and 7,230 families residing in the county.

As of the 2000 census,[13] there were 24,046 people, 10,190 households, and 7,408 families residing in the county.

24.40% of all households were made up of individuals, and 12.30% had someone living alone who was 65 years of age or older.

Despite being a typical Solid South county for most of its history, voting overwhelmingly for Democratic candidates, Cleburne County has trended heavily towards the GOP in recent decades.

Each township includes unincorporated areas; some may have incorporated cities or towns within part of their boundaries.

However, the United States census does list Arkansas population based on townships (sometimes referred to as "county subdivisions" or "minor civil divisions").

Each town or city is within one or more townships in an Arkansas county based on census maps and publications.