🪵 Board Foot Calculator
Calculate board feet for lumber: 1 bd ft = 1 ft × 1 in × 1 in.
How it works:
Enter length (feet), width and thickness (inches). Board feet = (length × width × thickness) ÷ 12.
Results
Tips
• 1 board foot = 144 cubic inches (12″ × 12″ × 1″). • Formula: (L ft × W in × T in) ÷ 12. • Lumber is often sold in board feet.