Wallpaper Calculator
Estimate wallpaper rolls from wall area and roll coverage.
Use decimals when needed. Your estimate updates instantly and is safe to tweak before purchasing.
Read the matching guide to avoid common material ordering mistakes.
Wallpaper Calculator FAQ
Why is waste higher for patterns?
Pattern matching increases offcuts, especially with large repeats.
Do I include closets?
Only if you plan to wallpaper them; otherwise exclude those wall sections.