Unemployment Rate in Delaware County, IA was 3.30% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Delaware County, IA reached a record high of 8.60 in January of 1993 and a record low of 1.50 in September of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Delaware County, IA - last updated from the United States Federal Reserve on May of 2024.