How many bricks do you need for 150 square feet?

A 150 sq ft wall of modular brick takes 1,013 bricks — buy 1,064 with 5% for waste — and about 29 bags of 80 lb mortar mix.

Change the numbers

The calculator below is pre-filled for this project. Adjust any value — including feet and inches — and the results update instantly.

Bricks needed1,064

80 lb bags of mortar mix29

Wall area150 sq ft

Bricks per sq ft6.75

150 sq ft is, for example, a wall 30 ft long and 5 ft high. A two-wythe (double-thick) wall needs twice as many bricks.

150 sq ft × 6.75 × 1.05 = 1,064 bricks 1,064 ÷ 37 per bag = 29 bags of mortar

How many bricks for 150 square feet?

1,013 modular bricks, or 1,064 with 5% waste.

Want the full method, tips and other sizes? See the brick calculator guide.

Last reviewed November 1, 2026. Results are estimates — confirm with your supplier.