Baker Octagon Barn is a historic barn located in Richfield Springs in Otsego County, New York. It was built in 1882, and is a three-story, octagonal wood frame and fieldstone structure. It has a hipped roof and is topped by an octagonal cupola. The barn measures 60 feet in diameter.
It is octagonal, which meets the definition of being a round barn.
It was added to the National Register of Historic Places in 1984.