Unemployment Rate in Boone County, IN was 3.20% in March of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Boone County, IN reached a record high of 8.60 in February of 2010 and a record low of 1.10 in April of 1998. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Boone County, IN - last updated from the United States Federal Reserve on June of 2024.