Tile Calculator
Use this tile calculator to estimate tiles, area and adhesive for a surface. Enter surface length, width, tile size, joint gap and waste and review tile count and material area.
Tiles needed
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Tiles per m² (no waste) —
Boxes (approx., 10 tiles/box) —
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How it works
Tiles needed = area ÷ (tile area + grout allowance) × (1 + waste%)How to use the Tile Calculator
Start by entering surface length, width, tile size, joint gap and waste. Keep the units consistent and check that each value belongs to the same question.
The result gives tile count and material area. Cuts, pattern direction and breakage affect the final quantity. Use it as a guide and check any instructions, rules or professional advice that apply.
Frequently Asked Questions
What does this tile calculator calculate?
It gives tile count and material area. Cuts, pattern direction and breakage affect the final quantity.
What information should I enter?
Enter surface length, width, tile size, joint gap and waste. Use the same units throughout so the result is easier to understand.
How much waste should I allow?
Use a larger allowance for diagonal patterns, many corners or complex layouts.