Construction & Materials
Board Feet Calculator
Calculate board feet of lumber from thickness, width, length and quantity.
Your inputs
Change any value to update the result instantly.
Total board feet
40 bd ft
Board feet per piece
4 bd ft
Total linear feet
80 ft
Formula and working
board feet = (thickness × width × length) ÷ 144 × quantity
- 1
Collect the inputs
Thickness = 1 in; Width = 6 in; Length = 8 ft; Quantity = 10 pieces
- 2
Apply the formula
board feet = (thickness × width × length) ÷ 144 × quantity
- 3
Result
Total board feet = 40 bd ft
Frequently asked questions
Important limitation
This is an educational estimate based only on the values and formula shown. Verify current rates, rules, units, and professional standards before relying on the result. It is not personalized financial or investment advice.
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