Abstract: There is disclosed a prefabricated dwelling capable of being employed on a single dwelling unit or in cooperative relationship with one or more like dwelling units, the dwelling unit having a body member provided with a wooden floor, a pair of corrugated side walls attached to the floor around the periphery thereof and enclosing the area above the floor, a cover member attached to the side walls opposite the floor and a door at level one and at least one window located in the side walls, the corrugations of the side walls facing toward the interior of the dwelling unit and forming supporting and strengthening studs therefor. The dwelling unit may also be provided with electrical connections, cabinet units, a cooking unit and kitchen and bathroom plumbing units and associated fuel lines, water lines and sewer lines, water taps, smoke alarms and a sprinkler system.