Civilian Labor Force in St. Louis County, MO was 533119.00000 Persons in December of 2025, according to the United States Federal Reserve. Historically, Civilian Labor Force in St. Louis County, MO reached a record high of 583690.00000 in July of 1996 and a record low of 478132.00000 in May of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Civilian Labor Force in St. Louis County, MO - last updated from the United States Federal Reserve on April of 2026.