Brick Calculator
Estimate how many bricks and how much mortar a wall needs.
Enter your values to see the result.
Estimates only. Measure carefully and check quantities with your supplier before ordering.
Continue your work
- Concrete Block Calculator — Compare with blocks.
- Cement Calculator — Estimate mortar materials.
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Clear instructions
Find steps, examples and limitations below.
Use online
Open the tool in a supported web browser.
Free to use
No sign-up required. Tool-specific limits may apply.
How to use the Brick Calculator
Estimate how many bricks and how much mortar a wall needs.
- 1 Enter the wall size and any door or window area.
- 2 Choose the brick size and wall thickness.
- 3 Read the number of bricks and the mortar needed.
Example and practical tips
A 20 × 8 ft single-brick wall of US modular bricks needs about 1,050 bricks including 5% waste.
Frequently asked questions
How many bricks per square meter?
About 60 UK bricks or 57 US modular bricks for a single-thickness wall with 10 mm joints.
Why double brick?
Double (two-leaf) walls are stronger and quieter but use twice as many bricks.
Report an issue
Something broken or not quite right? Tell us and we will look into it.