Jacob Nellis Farmhouse
Jacob Nellis Farmhouse is a historic home located at Nelliston in Montgomery County, New York.  It was built in the 1830s and is a rectangular, 1½-story, five-bay-long stone building with a three-bay lower 1½-story extension on the north side.  The house is in the Greek Revival style.  Also on the property is a small 19th-century barn and a large, multi-level 20th-century barn.

It was added to the National Register of Historic Places in 1980.