Board Feet Calculator

Calculate board feet for lumber purchases. Convert dimensions to board feet and estimate costs for woodworking projects.

How to Calculate Board Feet

  1. 1 Choose calculation type: single board, multiple, or project
  2. 2 Enter board dimensions: thickness, width, and length
  3. 3 Select the unit (inches or feet)
  4. 4 For multiple boards, add each board to the list
  5. 5 Enter price per board foot for cost estimates
  6. 6 View total board feet, square feet, and cost

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Last updated: January 15, 2026 · v2.1