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Clayton

A city of 17,380 people in Missouri
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Plat book of St. Louis County, Missouri [Page 68] [Clayton, County seat of St. Louis County, on surveys 1918 & 1919, & …1909
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Plat book of St. Louis County, Missouri [Page 68] [Clayton, County seat of St. Louis County, on surveys 1918 & 1919, & …, 1909

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About Clayton

City in Missouri, U.S.
1877Established
17,355Population
2.5 sq miArea
568 ftElevation

Clayton is a city in and the county seat of St. Louis County, Missouri, United States, that borders the west side of the independent city of St. Louis. The population was 17,355 at the 2020 census. Organized in 1877, the city was named after Ralph Clayton, a citizen who donated the land for the St. Louis County courthouse.

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Clayton

Missouri · MO
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01