Resident Population in Greenup County, KY was 35.22100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Greenup County, KY reached a record high of 39.13200 in January of 1980 and a record low of 33.19200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Greenup County, KY - last updated from the United States Federal Reserve on May of 2024.