๐Ÿงฑ Construction

Carpet Calculator

Carpet is sold by the square yard and, more importantly, by the roll width โ€” usually 12 or 15 feet. A room wider than the roll forces a seam, so you buy more than the plain area suggests.

Enter your values

How it works

Room length Room width Waste allowance Carpet roll width Price per square yard Padding per square yard Room area Carpet area with waste Carpet cost Padding cost Total cost

Frequently asked questions

How do I use the Carpet Calculator?

Fill in the fields above โ€” the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.

Is this calculator free?

Yes. It is completely free, requires no account, and works on phones, tablets and desktops.

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