Unemployment Rate in St. Joseph County, MI was 4.30% in March of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in St. Joseph County, MI reached a record high of 27.90 in April of 2020 and a record low of 2.30 in August of 1999. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in St. Joseph County, MI - last updated from the United States Federal Reserve on June of 2026.