Downtown in St. Louis, Missouri — The American Midwest (Upper Plains)
Battle of Fort San Carlos
May 26, 1780
Photographed by Jason Voigt, June 22, 2026
1. Battle of Fort San Carlos Marker
1764 - St. Louis is founded by Pierre Laclede Liguest and Auguste Chouteau under a land grant from the King of France.
1770 - Control of St. Louis is transferred from France to Spain.
1779 - Spain supports the Americans in their pursuit of independence from Great Britain.
1780 - The Battle of Fort San Carlos is fought in St. Louis, the only American Revolutionary War Battle fought west of the Mississippi River. The British are defeated by our Spanish allies, preventing Britain from controlling the Mississippi River and the American supply base.
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The Sons of the American Revolution honor the city of St. Louis and the defenders of the Battle of Fort San Carlos.
This plaque placed in honor of America 250, May 2026, by the America 250 Missouri Commission.
Erected 2026 by Sons of the American Revolution and the America 250 Missouri Commission.
Topics and series. This historical marker is listed in these topic lists: Forts and Castles • War, US Revolutionary. In addition, it is included in the America 250 series list. A significant historical date for this entry is May 26, 1780.
Location. 38° 37.425′ N,
this page online
Regionally, this marker is in the American Midwest, in the Lewis & Clark Corridor, in the Corn Belt, and in the Great River Road Region. Globally, it is in North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the territory of the Mississippian Culture, the Louisiana Purchase, and the Antebellum South.
Other nearby markers. At least 8 other markers are within walking distance of this marker: Jack Buck (a few steps from this marker); Traces of the Past (a few steps from this marker); a different marker also named Traces of the Past (within shouting distance of this marker); George Harold Sisler (about 300 feet away, measured in a direct line); Robert Gibson (about 300 feet away); James Thomas Bell (about 300 feet away); Stanley Frank Musial (about 300 feet away); Louis Clark Brock (about 300 feet away). Touch for a list and map of all markers in St. Louis.
Other markers no longer nearby. Battle of Fort San Carlos (has been replaced with this marker); Rogers Hornsby (was within shouting distance of this marker but has been confirmed missing).
More about this marker. This marker replaced one with mostly similar text.
Also see . . .
1. Fort San Carlos Commemoration Committee's website. The official website of the committee. Includes a bit of history, as well as the 21 people who were killed in that short battle. (Submitted on July 1, 2026, by Jason Voigt of Glen Carbon, Illinois.)
2. Battle of St. Louis on Wikipedia. Also known as the Battle of St. Louis, it was believed to have been fought where Ballpark Village currently sits. (Submitted on July 1, 2026, by Jason Voigt of Glen Carbon, Illinois.)
Credits. This page was last revised on July 1, 2026. It was originally submitted on July 1, 2026, by Jason Voigt of Glen Carbon, Illinois. This page has been viewed 7 times since then. Photo 1. submitted on July 1, 2026, by Jason Voigt of Glen Carbon, Illinois.
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