Resident Population in Carter County, TN was 57.43400 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Carter County, TN reached a record high of 59.19900 in January of 2008 and a record low of 43.25900 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Carter County, TN - last updated from the United States Federal Reserve on April of 2026.