Greater St. Louis
The Greater St. Louis Metropolitan Area surrounds the city of St. Louis, Missouri. St. Louis is the main city and commercial center for the area. It also includes the St. Louis, MO-IL metropolitan statistical area (MSA) and the St. Louis–St. Charles–Farmington, MO–IL combined statistical area (CSA). The MSA area is the 21st-largest, as of 2020.