Belle Chasse in Plaquemines Parish, Louisiana — The American South (West South Central)

Fort St. Leon

Photographed by Cajun Scrambler, September 2, 2022

1. Fort St. Leon Marker

Inscription.
Designed by De Verges and garrisoned in 1754, but abandoned in 1792, because of strategic value it was rebuilt by Latour in 1808 and garrisoned to defend New Orleans; Destroyed by Adm. Farragut during the Civil War in advance up the river.

Erected 1970 by Louisiana Tourist Commission.

Topics. This historical marker is listed in these topic lists: Forts and Castles • War of 1812 • War, French and Indian • War, US Civil. A significant historical year for this entry is 1754.

Location. 29° 53.136′ N, 89° 57.967′ W. Marker is in Belle Chasse, Louisiana, in Plaquemines Parish. It is on Main Street (Louisiana Route 996) 0.3 miles north of F. Edward Hebert Boulevard, on the right when traveling north.

The marker is on private property at the Tulane University Hebert Center. As of August 2026, a fence with “Private Property” and “No Trespassing” signs blocks access to the marker. You should not enter without permission from the property owner.

. Touch for map. Marker is in this post office area: Belle Chasse LA 70037, United States of America. Touch for directions.

Regionally, this marker is in one of the River

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Parishes,

in Bayou Country and in Greater New Orleans.

It is also in the American South,

specifically in the Deep South,

on the Gulf Coast,

and in the Great River Road Region.

Globally, it is in North America,

a Gulf of Mexico state,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once New Spain,

the territory of the Mississippian Culture,

the Louisiana Purchase,

one of the Confederate States of America,

and the Antebellum South.

Other nearby markers. At least 8 other markers are within 4 miles of this marker, measured as the crow flies: English Turn (approx. half a mile away); Bellechasse Plantation (approx. 2.6 miles away); Lacoste Plantation (approx. 3.2 miles away); Plantation of Jacques Philippe Villere (approx. 3.3 miles away); a different marker also named Plaquemines Parish (approx. 3½ miles away); Jefferson Parish (approx. 3½ miles away); Versailles Oaks (approx. 3.6 miles away); Denis de La Ronde Site (approx. 3.6 miles away). Touch for a list and map of all markers in Belle Chasse.

Another marker is no longer nearby. Plaquemines Parish (was

Photographed by Jerry Lentz, circa 1971

2. Fort St. Leon Marker

approx. 3 miles away but has been confirmed missing).

Also see . . . Fort St. Leon Ruins. Remnants of Fort St. Leon can be seen from 1971. Since that time, the river has claimed the site and it is now buried in the Mississippi River. (Submitted on March 12, 2026, by Jerry Lentz of White Oak, Texas.)

Photographed by Cajun Scrambler, September 2, 2022

3. Fort St. Leon Marker

Credits. This page was last revised on October 22, 2026. It was originally submitted on September 9, 2022, by Cajun Scrambler of Assumption, Louisiana. This page has been viewed 2,002 times since then and 259 times this year. Photos: 1. submitted on September 9, 2022, by Cajun Scrambler of Assumption, Louisiana. 2. submitted on March 12, 2026, by Jerry Lentz of White Oak, Texas. 3. submitted on September 9, 2022, by Cajun Scrambler of Assumption, Louisiana.