How Many Tiles for a 3×3 m Bathroom Floor?
Calculate how many 30×30 cm tiles are needed to cover a 3×3 metre bathroom floor including 10% waste.
How to use this tool
- Enter room length, room width, tile length, tile width and waste allowance in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your tiles needed and the full breakdown beneath it.
Find out how many 30×30 cm tiles you need for a 3×3 metre bathroom floor, including a standard 10% waste allowance.
Frequently asked questions
- How many tiles do I need?
- Divide the total floor area by the area of a single tile, then add a 10% waste allowance for cuts and breakage.