The typical depth is 12 inches, but a 24-inch depth is also available for installation over a refrigerator. One type is a pantry or utility cabinet. They usually measure 84 to 96 inches tall, 12 to 24 ...
The cabinets should match the rest of the space whether they’re over the countertop, above the fridge, or on an otherwise empty wall. Tall kitchen cabinets run from the floor to the ceiling.