Tile calculator
Calculate floor area, number of tiles with waste allowance, and optional box count for your room and tile size.
Room length (m)
Room width (m)
Tile length (m)
Tile width (m)
Waste allowance (%)
Tiles per box (optional)
Result
Floor area: 12 m²
Tiles with waste: 38
Boxes needed: 4
How to use
1. Enter room dimensions and tile size.
2. Set a waste percentage for cuts and breakage.
3. Optionally enter tiles per box.
4. Read area, tile count, and estimated boxes.
Example
Tile calculator
Calculate floor area, number of tiles with waste allowance, and optional box count for your room and tile size.
When to use
• When you need a quick estimate without spreadsheets.
• When you want privacy — calculations stay on your device.
Limitations
• When you need certified engineering or legal calculations.
• When site-specific conditions require a professional survey.
About this calculator
Calculate floor area, number of tiles with waste allowance, and optional box count for your room and tile size.
Questions fréquentes
Is my data uploaded?
No. All math runs locally in your browser.
Is this tool free?
Yes. No account or subscription required.