Wondering how much wallpaper you should order? The simplest way to find out how much wallpaper to order is to calculate the square footage of your space. These helpful videos will show you how to measure your wall or surface to help estimate how much to order. Once you choose your wallpaper print, please then identify how it is sold: as a single roll, double roll, panel, or by the square foot. Then view the video that corresponds to your type.