Oneonta Armory

Oneonta Armory is a historic National Guard armory building located at Oneonta in Otsego County, New York. It is a brick and stone castle-like structure built in 1905. It was designed by State architect George L. Heins. It consists of a two-story administration building with an attached drill shed. The building features a 5-story octagonal tower at the southwest corner and a $2 1/2$-story square tower at the northwest corner.

It was listed on the National Register of Historic Places in 1995.