The school was listed on the National Register of Historic Places in 1982.

[1] It is a two-story wood-frame structure, with a gable roof capped by a two-stage cupola with belfry.

A gabled two-story section projects to the front, with a shed-roof porch sheltering the entry to its side.

It has trim bands extending around the building at the tops and bottoms of its windows.

The architect for the expansion was Samuel D. Kelley and the contractor was Mead, Mason & Company of Concord, New Hampshire.