4 Halsey Road is a 2 1/2 story, 6 bay, irregular plan, wood frame, Colonial Revival, residential building. The c. 1920 side gable-roofed house features a front facing cross gable trimmed in colossal order pilasters at the corners, and a pedimented gable with overhanging eaves. The cross gable has round-arched eyebrow dormers, and a round-arched window in the gable apex. The remaining fenestration consists of 6/6 windows, and a shed roofed hood over the entrance.