Wallpaper Calculator: Rolls, Pattern Repeat & Cost
Estimate wallpaper packages from wall size, roll dimensions, pattern repeat, and waste. The result includes matched-drop calculations, material cost, and a project shopping list.
Visit our Wallpaper Resources page for DIY project guides. Don't forget to use our free wallpaper calculator before you start.
🪟 Wallpaper Calculator FAQs
Enter the wall measurements and the package dimensions from the product label. The calculator rounds matched drops up to full rolls and includes your selected trimming allowance.
Peel-and-stick products may work for renters, but labels and leases differ. Test a hidden area after the paint has fully cured, follow the removal directions, and get permission when the lease requires it.
Material price, wall preparation, installation labor, durability, and removal all affect the answer. Compare the full project cost in our wallpaper-versus-paint guide.
Wallpaper vs Paint Showdown. Which option is best for your home DIY project?