The Monterey is our smallest true one bedroom Granny Flat design. It is long and narrow plan, making it ideal for deeper lots. The design includes 480 square feet of living space- kitchen, laundry room, bedroom, living room and bathroom. The Monterey is one of the few designs that includes a pantry in the kitchen. The long, narrow design also makes this Granny Flat perfect for a large outdoor living space off the front door and sliding door. This plan is 12'x40'.