The following table provides an estimate of the number of bricks or blocks covered by different mortar bag sizes:
| Block/Brick Size | 80 lb Bag | 3,000 lb Bag |
|---|---|---|
| Modular bricks | 40 - 45 | 1,500 - 1,675 |
| Queen size bricks | 34 - 39 | 1,275 - 1,450 |
| King size bricks | 28 - 33 | 1,050 - 1,225 |
| Utility bricks | 23 - 28 | 850 - 1,050 |
| 4 inch blocks | 15 - 17 | 575 - 650 |
| 6 inch blocks | 12 - 14 | 475 - 525 |
| 8 inch blocks | 11 - 13 | 450 - 500 |
| 10 inch blocks | 11 - 13 | 450 - 500 |
| 12 inch blocks | 10 - 12 | 375 - 425 |
