Chamois Public School, also known as American Legion Post 506, is a historic school building located at Chamois, Osage County, Missouri. It was built in 1876, and expanded in 1896. It is a two-story, L-shaped, red brick building with a three-story clock tower with a pyramidal top. It has segmental and rounded arched window openings. The American Legion purchased the building in 1947.
It was listed on the National Register of Historic Places in 2003.