Building tool

Board Foot Calculator

Calculate lumber board feet, total volume, and cost for multiple pieces.

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Board Foot Calculatorupdates live
Result
Board feet each
13.333
Total board feet
160
Estimated cost
$720.00
Cubic feet
13.333

Lumber sellers may price nominal and surfaced dimensions differently. Confirm the unit used on the quote.

How to use this board foot calculator

  1. Measure the project, enter the dimensions in the units shown, and add the waste, spacing, coverage, or material settings that apply.
  2. Review the calculated totals, units, and assumptions. Check the inputs and units before relying on the result.
  3. Change one input at a time to compare another case, then copy or save the result you plan to use.

About this board foot calculator

Use the Board Foot Calculator to calculate lumber board feet, total volume, and cost for multiple pieces. The result changes when you adjust the values or options above.

You can also use it to compare results after changing one input.

Example

A board 1 inch thick, 8 inches wide, and 10 feet long contains 6.67 board feet before multiplying by quantity and price.

Common uses

  • calculate lumber board feet, total volume, and cost for multiple pieces
  • compare results after changing one input
  • save an estimate for planning or comparison