Lewisburg Armory

Lewisburg Armory is a historic National Guard armory located at East Buffalo Township, Union County, Pennsylvania. It was built in 1938, and is an "I-plan" building consisting of a two-story administration section with one-story wings, 1 1/2-story drill hall, and 2-story stable. The building is built of brick and concrete block and executed in the Moderne style. The administration section has a hipped roof, the drill hall an arched roof, and stable a flat roof.

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