344 Irving Avenue is a 2 1/2 story, 3 bay, rectangular plan, wood frame, Colonial Revival, residential building. The c. 1920, side gable-roofed house is characterized by a gabled dormer, a Doric column-supported open porch, segmentally-arched entrance surround with leaded fanlight and mullioned sidelights, and a classicizing entablature at the first floor below the flared floorline. Fenestration consists of paired 6/1 windows on the first floor and 8/1 windows on the second. The house has a one story, set back side porch.