Board Foot Calculator

Enter the size of each board to see how many board feet (and cubic meters) of lumber you need. One board foot is 144 cubic inches: 1 in × 12 in × 12 in.

4.00 board feet · 0.0094 m³

Uses the nominal thickness you enter. Hardwood is usually sold by nominal thickness (4/4 = 1 in); add 15–20% for waste and defects.