Fort Brady was a frontier fort established in Sault Sainte Marie, Michigan to guard against British incursions from Canada. The original location of the fort, known as Old Fort Brady, was along the Saint Mary's River. Fort Brady was located at this site from 1822 until 1893, when it was moved to a new location on higher ground, known as New Fort Brady. The fort was located at the new site from 1893 until its close in 1944. The site of Old Fort Brady was designated a Michigan State Historic Site in 1956 and listed on the National Register of Historic Places in 1971; New Fort Brady was designated a Michigan State Historic Site in 1970 and listed on the National Register of Historic Places in 1972.