349 Irving Avenue is a 2 1/2 story, 3 bay, rectangular plan, wood frame, shingle-clad, Dutch Colonial Revival, residential building. The c. 1925, side gambrel roofed house has a cross gable as part of the full width shed dormers, 8/1 paired windows on the first floor, 6/1 windows on the second floor, and a bracket-supported pent roof at the first floor level.