The Octagonal Schoolhouse built in 1827 is an historic stone octagon-shaped school building located in the hamlet of Boquet in the western part of the town of Essex, New York.

On January 17, 1973, it was added to the National Register of Historic Places.

[1][2][3] The Octagonal Schoolhouse was completed in 1827 by mill superintendent Benjamin Gilbert was charged by mill owner William Ross to build it.

The school was built using money and land donated by Mr. Ross, mill employees, and the three foot thick local stones.

This article about a historic property or district in Essex County, New York, that is listed on the National Register of Historic Places, is a stub.