Home & build · NUMORA
Tile Calculator
Count tiles from size and grout gap.
Open interactive calculatorHow to use
Includes waste.
Formula
n = ceil(area / ((L+g)(W+g))) × (1+waste)
FAQ
Is this Tile calculator accurate?
The formula and assumptions are shown on the page, and the engine is covered by audit tests. Results are for reference — not financial or medical advice.
Do I need an account?
No. Calculations run in your browser. Recents can stay on this device.
What inputs do I need?
Includes waste.
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