The majority of the buildings in downtown area were also made of timber, making them susceptible to fires.
Troy had recently bought new steam-powered fire trucks, which were more efficient than the handheld pumpers used at the time.
Parts of the burning structure, floating with the river current, imperiled the steamboats and the smaller craft tied up along the wharves.
[1] The entire campus of Rensselaer Polytechnic Institute, located in downtown Troy at the time, was destroyed by the fire.
[3][5] In 2012 the Rensselaer County Historical Society opened an exhibit commemorating the 150th anniversary of the fire.