Board Foot Calculator

Board feet from thickness, width, length and quantity, with cost.

Project Details
Enter your measurements and requirements
$
Results
Calculated estimates for your project
Each board4.00 bf
Total40.00 bf

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Finished the board foot? Snap a before and after. The photo maker lines them up into one image you can post, and a free Blueprint account keeps the photos with your measurements and materials.

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What are you building?

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How to calculate board feet

A board foot is 144 cubic inches: 1 in x 12 in x 12 in.

  1. Measure. Use thickness and width in inches, length in feet.
  2. Multiply. T x W x L.
  3. Divide. Divide by 12 for one board.
  4. Total. Multiply by the number of boards.

Frequently asked questions

What is a board foot?

144 cubic inches of wood, such as a board 1 in thick, 12 in wide and 12 in long.

How many board feet in a 2x6x8?

8, using nominal dimensions.

Do I use nominal or actual size?

Usually nominal or rough size. Hardwood dealers measure rough lumber.

What does 4/4 mean?

Quarters of an inch: 4/4 is 1 in rough, and 8/4 is 2 in.