Unemployment Rate in Marshall County, TN was 4.40% in March of 2026, according to the United States Federal Reserve. Historically, Unemployment Rate in Marshall County, TN reached a record high of 23.80 in April of 2020 and a record low of 2.50 in May of 1999. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Marshall County, TN - last updated from the United States Federal Reserve on June of 2026.