Calculate granite quantity estimator 3.
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Tiles Quantity Calculator
Quick answer
If project area is 120 m², coverage per piece is 0.36 m² and waste allowance is 10%, the tiles required is 367.
Enter your values
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0 m²500 m²
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Tiles required
367
How many you'll need, based on the coverage and sizing you entered — usually rounded up so you don't come up short.
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See how the result changes
Each table re-runs this calculator with one value changed and everything else left as it is.
Tiles required by project area
If project area goes from 120 m² to 180 m², tiles required changes from 367 to 550 (+50%).
| Project area | Tiles required |
|---|---|
| 60 m² | 184 |
| 90 m² | 275 |
| 120 m²start | 367 |
| 180 m² | 550 |
| 240 m² | 734 |
Tiles required by coverage per piece
If coverage per piece goes from 0.36 m² to 0.54 m², tiles required changes from 367 to 245 (−33%).
| Coverage per piece | Tiles required |
|---|---|
| 0.18 m² | 734 |
| 0.27 m² | 489 |
| 0.36 m²start | 367 |
| 0.54 m² | 245 |
| 0.72 m² | 184 |
Tiles required by waste allowance
If waste allowance goes from 10% to 15%, tiles required changes from 367 to 384 (+4.6%).
| Waste allowance | Tiles required |
|---|---|
| 5% | 350 |
| 8% | 360 |
| 10%start | 367 |
| 15% | 384 |
| 20% | 400 |
HOME & CONSTRUCTION GUIDE
A quick guide to Tiles Quantity
Use it to get an accurate tiles required in seconds — free, with no sign-up.
Instant results
See your tiles required the moment you enter your numbers.
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The same standard formula runs on our server for every calculation.
How to Use the Tiles Quantity Calculator
1
Enter Project area
Provide your project area, in m².
2
Enter Coverage per piece
Provide your coverage per piece, in m².
3
Enter Waste allowance
Provide your waste allowance, in %.
4
View Your Results
Get your tiles required instantly, calculated on our server.
What is Tiles Quantity?
This home & construction tool works out your tiles required instantly, so you don't have to do the math by hand.
“One quick calculation, so you always know your tiles required before you decide.”
What Affects Your Tiles required
Your tiles required depends on the values below.
Project area
Changing your project area changes your tiles required.
Coverage per piece
Changing your coverage per piece changes your tiles required.
Waste allowance
Changing your waste allowance changes your tiles required. Typically between 0 and 30 %.
Example Result
Here's what you can expect from a tiles quantity calculation:
- Project area
- 120 m²
- Coverage per piece
- 0.36 m²
- Waste allowance
- 10 %
- Tiles required
- 367
Frequently Asked Questions
- How does project area affect tiles required?
- If project area goes from 120 m² to 180 m², tiles required changes from 367 to 550 (+50%).
- How does coverage per piece affect tiles required?
- If coverage per piece goes from 0.36 m² to 0.54 m², tiles required changes from 367 to 245 (−33%).
- How to calculate tiles quantity?
- Fill in project area, coverage per piece and waste allowance in the Tiles Quantity Calculator above and your tiles required is calculated instantly. Change any value to see how the result responds.
- What does an example tiles quantity calculation look like?
- If project area is 120 m², coverage per piece is 0.36 m² and waste allowance is 10%, the tiles required is 367.
- Is this calculator free to use?
- Yes — every calculator on this site is completely free, with no sign-up or account required.
- How accurate is this calculator?
- It uses the standard formula and calculates on our server for every request, so results are precise for the values you enter.
- Is my data saved anywhere?
- No. Nothing you enter is stored or sent anywhere unless you choose to share a link with your values included.
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