The school occupies the city block bounded by Ash, Bridge, Maple, and Pearl Streets.

The building's most prominent feature is its clock tower that rises four stories and is topped by a mansard roof.

The Amoskeag Company paid only .04 cents per square foot for the empty lot back in 1869[citation needed].

The foundation was built by Gilman H. Kendall, the walls and roof by Alpheus Gay, and interior finish by Mead & Mason of Concord.

[2] A model of the building won a gold medal for its innovative design at the Philadelphia Centennial Exposition in 1876[citation needed].