How this calculation works
Estimate tile quantity, box count, coverage, and wastage for a surface. The result is calculated locally in your browser from the visible inputs, and the method below remains available for checking.
Worked example
A 100 ft² surface using 600 × 600 mm tiles is normalised to one area unit before waste is added.
Assumptions and limits
- Inputs use the units shown beside each field.
- Intermediate values retain precision; displayed values are rounded for readability.
Questions people ask
How does the Tile Calculator work?
It applies this displayed method: Surface and tile dimensions are converted to one square unit; tiles = surface area × (1 + waste) ÷ tile area, rounded up. Boxes round tiles up by pack size. Values stay in your browser and are not submitted to a server.
What should I check before using the Tile result?
Inputs use the units shown beside each field. Intermediate values retain precision; displayed values are rounded for readability. Quantities are planning estimates. Site conditions, product sizes, workmanship and structural specifications require professional verification.
Does this Tile calculator save my information?
No. Calculation inputs are processed on this device. Sharing creates a URL only when you choose the share action.