Resident Population in Scott County, TN was 22.51700 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Scott County, TN reached a record high of 22.51700 in January of 2024 and a record low of 14.76200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Scott County, TN - last updated from the United States Federal Reserve on April of 2026.