Calculate Board Feet and Lumber Cost

A free lumber calculator that works out board feet and cost. Enter the thickness, width, length and quantity of your boards, add a price per board foot, and it returns the board feet per board, the total board feet, the volume and the total cost.

How to calculate board feet

1
Enter the board size

Type the thickness, width and length of one board.

2
Enter the quantity

Type how many boards of that size you need.

3
Add the price

Enter the price per board foot to see the total cost of the order.

Board feet, volume and cost for any lumber order

in
in
ft
Optional — enter the price to get the total cost.
/bf
Board feet each
Total board feet
Volume
Total cost
One board foot is a piece 1 inch thick, 12 inches wide and 1 foot long (144 cubic inches). Lumber is usually priced and sold by the board foot in North America.
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