The fort was located on the east bank of the Tallapoosa River, near the modern community of Milstead.

[5] After pursuing Red Sticks in southeast Alabama, Davy Crockett (a member of Major William Russell's Tennessee Mounted Volunteers) was stationed at Fort Decatur.

[8] Brigadier General Joseph Graham commanded troops at Fort Decatur who repaired roads and assisted in supplying Jackson's army after the Battle of Horseshoe Bend.

The militia was then replaced by troops from Georgia who were requested by General Pinckney to oppose any potential British or Creek offensive.

[12] Today, the fort site is marked by a historical marker that was placed by the Alabama Anthropological Society in 1931.