Brick Calculator
Use this free brick calculator to estimate how many bricks you need for a wall. Enter the wall dimensions, brick size, mortar joint and waste percentage to get an instant estimate.
How to Use the Brick Calculator
Enter wall dimensions, brick face size, mortar joint thickness and waste allowance. The calculator estimates wall area and the number of bricks required.
Practical Example
A 6 m by 2.5 m wall has 15 m² of area. Using 215 mm by 65 mm bricks with 10 mm joints and 10% waste produces a practical order estimate above the theoretical minimum.
Factors That Affect the Result
Brick dimensions, mortar joints, openings, wall bond, cuts, breakage and waste allowance can all change the final quantity.
Frequently Asked Questions
Does the calculator include mortar joints?
Yes, when you enter the planned joint thickness.
Should I subtract doors and windows?
Yes for significant openings.
Why add waste?
Waste covers cuts, breakage and layout adjustments.