Unemployment Rate in Boone County, KY was 4.50% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Boone County, KY reached a record high of 12.70 in April of 2020 and a record low of 2.30 in December of 1998. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Boone County, KY - last updated from the United States Federal Reserve on May of 2024.