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Woodworking Board Feet Cost Calculator

Work out woodworking board feet cost instantly with clear inputs, formula shown and shareable results.

About Woodworking Board Feet Cost Calculator

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.

Formulas

Board feet

bf = thickness in x width in x length in / 144

Cost

cost = board feet x price per board foot

Worked example

With the default values below, Woodworking Board Feet Cost Calculator returns Board feet of 4.0000. Change any input above and every figure here is recalculated in your browser.

Inputs used

Board thicknessminimum 0.01 in
1 in
Board widthminimum 0.01 in
6 in
Board lengthminimum 0.01 in
96 in
Price per board footminimum 0.01
8

Results

Board feet
4.0000 bf
Cost of the board
$32.00
Volume in cubic centimetres
9,438.9 cm3
Cost per running foot
$4.000

Step by step

  1. 1Values used
  2. 2Board feet
  3. 3Cost
  4. 4Board feet= 4.0000 bf
  5. 5Cost of the board= 32.00
  6. 6Volume in cubic centimetres= 9,438.9 cm3
  7. 7Cost per running foot= 4.000

Assumptions and limits

  • The result is derived only from the 4 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 4 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Frequently Asked Questions

How is the Woodworking Board Feet Cost figure worked out?

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.

Why does this matter?

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.

What do I need to enter?

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.

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