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Tile Calculator
Work out how many tiles you need.
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How to use the Tile Calculator
- 1Enter the area to tile and the size of one tile.
- 2Add a waste percentage for cuts and breakages.
- 3See the number of tiles and boxes you need to buy.
About the Tile Calculator
Free tile calculator — calculate how many floor or wall tiles you need for your area, including a waste allowance for cuts. Works with any tile size in inches or centimetres.
Part of our Calculators collection. Browse all tools.
Frequently asked questions
- How much waste should I add?
- Add about 10% for straight layouts and 15–20% for diagonal or patterned layouts to cover cuts and breakages.
- Can I use metric sizes?
- Yes — enter tile and room dimensions in centimetres or inches and the calculator handles the conversion.
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