With the coming of the American Revolutionary War, the church was enclosed by a log stockade in 1777.

[2] On October 17, 1780, a force of approximately 800 loyalists and Native Americans under Sir John Johnson and Mohawk Capt.

[citation needed] In 1888, the Schoharie County Historical Society was formed to operate a museum at the old fort and by 1899, a catalog of 2,500 items was published.

Experts on the Dutch Barn have included Harold Zoch (1927–2018), who was Schoharie County Historian.

[1] Media related to Old Stone Fort (Schoharie, New York) at Wikimedia Commons