The tables below give the population of the city of St. Louis, St. Louis County, and the state of Missouri every ten years from 1820-2010. The population figures are from the U.S. Federal Census.
St. Louis City and County separated from each other on 22 August 1876.
Sources... U.S. Bureau of the Census QuickFacts U.S. Bureau of the Census: U.S. Population of States and Counties: 1790-1990, Missouri Section U.S. Bureau of the Census: Historical Population Change Data (1910-2020) Related Resources... St. Louis, Missouri Genealogy Resources Some Free Online U.S. Census Records and Indexes, 1790-1950 U.S. Census Records, 1790-1950 a research guide with links to online indexes How Much Does it Cost to Take the U.S. Census? |