170 Irving Avenue is a 2 1/2 story, 3 bay, rectangular plan, Colonial Revival, wood frame, residential building. Constructed c. 1898, the wood shingled house has a hipped roof pierced by pedimented gabled dormers. Other architectural details include wide bracketed eaves, cornice-line modillions, a Doric column-supported full front porch and a matching porte-cochere. The house was built for E. C. Tilney.