Unemployment Rate in Sullivan County, IN was 3.40% in March of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in Sullivan County, IN reached a record high of 13.00 in April of 2020 and a record low of 2.50 in December of 2025. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Sullivan County, IN - last updated from the United States Federal Reserve on June of 2026.