Work out woodworking board feet cost instantly with clear inputs, formula shown and shareable results.
A board foot is 144 cubic inches, so the count is thickness times width times length in inches divided by 144. Hardwood is priced by volume rather than by length, which is why a wide thick board costs several times a narrow one of the same length.
Board feet
bf = thickness in x width in x length in / 144
Cost
cost = board feet x price per board foot
bf = thickness in x width in x length in / 144. A board foot is 144 cubic inches, so the count is thickness times width times length in inches divided by 144.
Hardwood is priced by volume rather than by length, which is why a wide thick board costs several times a narrow one of the same length.
Enter board thickness, board width, board length, price per board foot. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.