About this board foot calculator
A board foot is 144 cubic inches: a board 1 in thick, 12 in wide and 1 ft long. Board feet = thickness in × width in × length ft ÷ 12. A 1 × 6 × 8 ft board is 4 BF; ten of them are 40 BF. Hardwood is priced per board foot using nominal thickness (4/4, 8/4).