Tile Calculator

Estimate tiles needed for an area, including a wastage allowance. Enter your own values below to see tiles required and check the method behind it.

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Your inputs

Change the example values to match your situation.

Your result

Let’s work it out.

Fill in your inputs and select Calculate.
Your result and breakdown will appear here.

How this calculator works

Tile count = area × (1 + waste) ÷ area of one tile, rounded up.

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What is Tile Calculator?

Tile Calculator helps you estimate tiles needed for an area, including a wastage allowance.

The main result is tiles required. The formula, example and assumptions below explain how to interpret it.

How to use Tile Calculator

Use the example to get familiar with the form, then enter your own figures. Any rates in the example are illustrative. Check the field labels and units before calculating.

  1. Gather area to cover (m²), tile length (cm), tile width (cm) and waste allowance (%). Use values from the same situation or reporting period.
  2. Replace the example area to cover with your own value, then complete the other fields. Check the displayed units.
  3. Select Calculate and read tiles required. Change one input and calculate again to compare a second scenario. Reset restores the original example.
  • Enter area to cover in m², at least 0. Decimals are accepted.
  • Enter tile length in cm, at least 0.001. Decimals are accepted.
  • Enter tile width in cm, at least 0.001. Decimals are accepted.
  • Enter waste allowance in %, at least 0 and at most 100. Decimals are accepted.

Tile Calculator: a worked example

With the inputs below, the result is 62 tiles (tiles required). Follow the example, then replace these illustrative values with your own.

Example inputs and output
Input or outputExample value
Area to cover (m²)20 m²
Tile length (cm)60 cm
Tile width (cm)60 cm
Waste allowance (%)10 %
Tiles required62 tiles

Understanding the Tile result

The main output is tiles required, expressed in tiles. It applies to the inputs and operation you selected.

Displayed results use a readable number of decimal places. When checking a result by hand, keep extra precision until the last step. To compare scenarios, change one input at a time and keep the others fixed.

Tile Calculator: assumptions and common mistakes

A useful estimate starts with the right inputs. Check the following assumptions and limits before applying the result to your situation.

  • Keep dimensions in the displayed units and distinguish usable area from built-up area. Material estimates need a suitable allowance for site conditions and waste.

For wider guidance, visit Bureau of Indian Standards. The formula and scope of this specific tool are stated on this page.

Tile Calculator FAQs

What does Tile Calculator calculate?

Tile Calculator helps you estimate tiles needed for an area, including a wastage allowance. Its main output is tiles required in tiles.

What inputs do I need for Tile Calculator?

You need area to cover (m²), tile length (cm), tile width (cm) and waste allowance (%). Use the field labels and units to match your figures to the formula.

Which formula does Tile Calculator use?

Tile count = area × (1 + waste) ÷ area of one tile, rounded up.

What is a worked example for Tile Calculator?

Example inputs: Area to cover: 20 m²; Tile length: 60 cm; Tile width: 60 cm; Waste allowance: 10 %. The result is 62 tiles (tiles required).

How should I enter area to cover?

Enter area to cover in m², at least 0. Decimals are accepted.

How do I choose tile length?

Enter tile length in cm, at least 0.001. Decimals are accepted. The example uses 60 cm; replace it if your circumstances differ.

How should I read tiles required?

The main output is tiles required, expressed in tiles. It applies to the inputs and operation you selected.

Why might my Tile Calculator result differ from my records?

Keep dimensions in the displayed units and distinguish usable area from built-up area. Material estimates need a suitable allowance for site conditions and waste. Differences in entered values, units or rounding can also change the comparison.

Can I compare two scenarios in Tile Calculator?

Yes. Note your first tiles required, change area to cover or another input, and select Calculate again. Editing a field clears the old result so it is not mistaken for a new calculation.

Is Tile Calculator free, and where are my inputs calculated?

This calculator is free to use without signing in. Its formula runs in your browser; calculator inputs are not sent to a calculation API. The inputs reset to the example values when you reset the form or start a fresh page.