Resident Population in Calhoun County, AL was 116.42700 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Calhoun County, AL reached a record high of 122.10900 in January of 1982 and a record low of 103.09200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Calhoun County, AL - last updated from the United States Federal Reserve on April of 2026.