Nice big and unique house for your dog our dogs. Carpentry instructions to build an L-shaped doghouse with two doorways entering from ninety degrees. Its dimensions are 6x6x5, sitting on a deck that is six inches off the ground. The doorways are 1'6" x 2'0." It is built with siding and trim along the corners. This doghouse is estimated to cost around $400 dollars depending on the lumber purchased.