How to Calculate Mortar
What is Mortar?
Mortar Coverage Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.
Formula
Mortar per 100 Bricks ≈ 2.5 cubic feet (for 3/8 inch joints)
Step-by-Step Guide
- 1Estimate mortar based on joint thickness and brick count
- 2Apply the formula using your project measurements
- 3Add required safety factors or waste allowances per code
Worked Examples
Input
500 bricks, 3/8 inch joints
Result
Mortar = 500/100 × 2.5 = 12.5 cubic feet
Common Mistakes to Avoid
- ✕Not applying code-required safety factors or derating
- ✕Forgetting to account for waste and cut losses in material estimates
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