Gen. Thomas J. Stewart Memorial Armory

Gen. Thomas J. Stewart Memorial Armory, also known as Norristown Armory, is a historic National Guard armory located at Norristown, Montgomery County, Pennsylvania. It was built in 1927-1928, and is a "T"-plan building consisting of a two-story administration building with a two-story rear drill hall section executed in the Classical Revival style. The building is constructed of yellow brick on a concrete foundation, with decorative stonework and a parapet.

It was added to the National Register of Historic Places in 1991.