Unemployment Rate in Jefferson Parish, LA was 3.60% in April of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in Jefferson Parish, LA reached a record high of 16.90 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 Jefferson Parish, LA - last updated from the United States Federal Reserve on June of 2026.