This French Second Empire style barn, an unusual style of architecture for Cape Cod, is at the rear of the Edward Penniman house.
This two-story barn with a full basement of frame construction has a woodshed attached in the front. The unaltered building is yellow with white trim and a mansard roof that has had brown stripes. It's dimensions at 25' 5" x 30' 4". It features a mansard roof covered with painted wooden shingles on the lower level and composition on the upper pitch. There are dormers for the second floor windows and the left door. Cupola is in the center of the roof.