The Stephen Allen House is an historic house on Sharp Street, on the northeast corner of its junction with Rhode Island Route 102, in West Greenwich, Rhode Island. The main block of this 1-1/2 story Cape style wood frame house was built c. 1787 by Stephen Allen, a farmer. The house is five bays wide, with a central chimney and a center entry which is framed by a later Greek Revival surround. There is a 1-1/2 story ell extending to the east (right) of the main block.