Unemployment Rate in De Witt County, IL was 4.50% in December of 2025, according to the United States Federal Reserve. Historically, Unemployment Rate in De Witt County, IL reached a record high of 10.70 in April of 2020 and a record low of 2.90 in November of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in De Witt County, IL - last updated from the United States Federal Reserve on April of 2026.