This Architectural Drawing is AutoCAD 2d drawing of a External Elevation of a Cupboard. Typically, the height of wardrobe varies between 7 to 8 ft. Anything lower than this can affect its ergonomic design and storage capacity. Determining the Measurements for Your Walk-in Closet. A standard full-size walk-in closet for two people should measure a minimum of 7 by 10 feet. It should preferably have an area of 100 sq. ft as this allows you to have storage units on all three walls with even a sitting area in the middle. For more details and information download the drawing file.