Fort Cocke was a stockade, made of wooden palisades up stream from Fort Ashby. It was a square ninety feet on a side and enclosed about 1/5 acre. Blockhouses were built at each of the four corners. A barracks to house fifty men was constructed within the stockade. It was built by Captain William Cocke's First Company of Rangers under orders of George Washington dated October 26, 1755. It has been suggested theat was probably completed within a month.