Plaquemine Lock State Historic Site

57730 Main St., Plaquemine, LA 70764
225-687-7158 | 877-987-7158 | 225-687-8933
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Property Description

Lock structure and lock house built in 1909. Museum with history of the locks and antique boat pavillion in downtown Plaquemine.The Lock was designed by Colonel George W. Goethals.When completed in 1909, the lock had the highest fresh water lift of any lock in the world -- 51 feet -- and a unique engineering design that utilized a gravity flow principle. The lock served its purpose well by providing a short-cut from the Mississippi River into Louisiana's interior.

Directions

The site is located off La. 1 in downtown Plaquemine in Iberville Parish, 13 miles south of Baton Rouge and 8 miles north of Nottoway Plantation in White Castle. The site is on historic Main Street directly across from Iberville Parish Museum and historic St. John's Church.