Town guide
Old Jamestown
Missouri · MO
About Old Jamestown
Place in Missouri, United States19,790Population
14.9 sq miArea
525 ftElevation
Old Jamestown is an unincorporated community and census-designated place (CDP) in St. Louis County, Missouri, United States. The population was 19,790 at the 2020 census. Old Jamestown is northwest of the city of St. Louis and borders the Missouri River.
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