Resident Population in Randolph County, AR was 18.90700 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Randolph County, AR reached a record high of 18.90700 in January of 2023 and a record low of 12.64500 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Randolph County, AR - last updated from the United States Federal Reserve on May of 2024.