Lunn-Musser Octagon Barn

Lunn-Musser Octagon Barn is a historic barn located near Garrattsville in Otsego County, New York. Built in 1885, it is a two-story, octagonal wood frame and stone structure with a hipped roof and an octagonal cupola. It measures 60 feet in diameter. and meets the definition of a round barn.

It was added to the National Register of Historic Places in 1984.