A pet shelter having a two piece floor with interlocking connectors for use in support of one piece side wall panels and a front and rear wall panel. Each of said wall panels having bottom edge constructed and arranged to cooperate with the floor panel for securement by use of interlocking tabs, each said wall further coupling to an adjoining wall further by use of interlocking tabs. The front wall panel includes a door for providing ingress and egress. A roof is provided for enclosing the top of the pet shelter, the roof includes a first and second interconnecting panel. The roof panels secure to the top of the each wall panel by use of interlocking tabs.