Resident Population in Little River County, AR was 11.80500 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Little River County, AR reached a record high of 14.50000 in January of 1979 and a record low of 11.19400 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Little River County, AR - last updated from the United States Federal Reserve on May of 2024.