St. Louis City, MO - Percent of Population Below the Poverty Level (5-year estimate) in St. Louis city, MO was 20.20% in January of 2022, according to the United States Federal Reserve. Historically, St. Louis City, MO - Percent of Population Below the Poverty Level (5-year estimate) in St. Louis city, MO reached a record high of 27.80 in January of 2014 and a record low of 19.60 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for St. Louis City, MO - Percent of Population Below the Poverty Level (5-year estimate) in St. Louis city, MO - last updated from the United States Federal Reserve on May of 2024.