42 Warren Court is a 2 1/2 story, 3 bay, square plan, wood frame, Colonial Revival, residential building. Constructed c. 1925, the hip-roofed house is ornamented with a hipped dormer, an enclosed pedimented portico with round-arched fanlight, engaged corner Ionic columns, tri-partite 6/1 windows with segmentally-arched leaded fanlights on the first floor flanking the portico, and 6/1 windows on the second floor, weatherboard cladding, and a set back side porch.