Unemployment Rate in St. Johns County, FL was 4.50% in December of 2025, according to the United States Federal Reserve. Historically, Unemployment Rate in St. Johns County, FL reached a record high of 10.80 in April of 2020 and a record low of 2.20 in April of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in St. Johns County, FL - last updated from the United States Federal Reserve on April of 2026.