Unemployment Rate in Marion County, KY was 5.30% in May of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in Marion County, KY reached a record high of 32.00 in April of 2020 and a record low of 3.60 in April of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Marion County, KY - last updated from the United States Federal Reserve on July of 2026.