Wallpaper Rolls Calculator

How many wallpaper rolls you need from wall area and roll coverage.

Wall area (sq ft):

Coverage per roll (sq ft):

Pattern waste:

How to use

Enter wall area, roll coverage and waste, then click Calculate. Everything runs in your browser — nothing is uploaded or stored.

How much does one roll cover?

A standard US roll covers ~56 sq ft; European rolls ~53 sq ft.

What about pattern matching?

Add 15–25% extra for large pattern repeats.

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