Unemployment Rate in Sussex County, DE was 4.30% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Sussex County, DE reached a record high of 14.00 in April of 2020 and a record low of 1.60 in July of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Sussex County, DE - last updated from the United States Federal Reserve on May of 2024.