How Big is a Kitty Box?
A kitty box gives your pets their own private space when they feel the need to defecate or urinate. How big is a kitty box? Typically, a tray-type kitty box measures 17.2 inches long by 12.3 inches wide by 3.2 inches high while a litter box that comes with a cover and is oval-shaped measures approximately 17.5 inches in diameter by 18 inches in height.