Resident Population in Logan County, KY was 28.46700 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Logan County, KY reached a record high of 28.46700 in January of 2024 and a record low of 21.79300 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Logan County, KY - last updated from the United States Federal Reserve on April of 2026.