Unemployment Rate in Delaware County, PA was 4.00% in May of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in Delaware County, PA reached a record high of 14.60 in April of 2020 and a record low of 2.90 in April of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Delaware County, PA - last updated from the United States Federal Reserve on July of 2026.