Architect Tools

Finishing · Calculator

Tile Calculator

Calculate tile count and purchase area with a waste allowance.

Project inputs

Enter your project values, then press Calculate.

How this calculator works

Calculate tile count and purchase area with a waste allowance.

tiles = ceil[(surface area ÷ tile area) × (1 + waste%)]

How to use the Tile Calculator

1. Enter project inputs

  • Surface area (m²)
  • Tile length (mm)
  • Tile width (mm)
  • Waste allowance (%)
  • Tiles per box (pcs)

2. Review the results

  • Tiles required
  • Boxes to buy
  • Purchase area

3. Check the calculation

The calculator uses the following core relationship:

tiles = ceil[(surface area ÷ tile area) × (1 + waste%)]

Estimating note: Actual material quantities can vary with site conditions, detailing, product dimensions, installation method, and waste.

Tile Calculator FAQ

What does the Tile Calculator calculate?

Calculate tile count and purchase area with a waste allowance.

What information do I need to use the Tile Calculator?

The calculator uses inputs such as Surface area (m²), Tile length (mm), Tile width (mm), Waste allowance (%), and Tiles per box (pcs). Use values from your drawings, measurements, product data, or project specifications.

How should I use the results from the Tile Calculator?

Use outputs such as Tiles required, Boxes to buy, and Purchase area for estimating and cross-checking. Before purchasing or construction, confirm the dimensions, units, waste factors, supplier packaging, and project specifications.