Refreshingly Unique Spaces Whether building a full-fledged Accessory Dwelling Unit with functional kitchen and bath, or simply a backyard getaway, we at Georgia ADU Builder offer our expertise for full start to finish design-build solutions. The average backyard getaway is 350 square feet in size, is heated and cooled, with high quality fit and finish. They typical design and build process takes roughly 3-5 weeks, permit/approval, and weather/holiday dependent. We can match style to your existing home, or help you create something totally unique and truly inspirational.