Lumber Calculator
Calculate lumber board feet, linear feet, and estimated cost. Free online wood and timber calculator for your projects.
Enter Lumber Dimensions
Length of each piece in feet
Width of the lumber in inches
Thickness of the lumber in inches
Number of pieces
Results
Enter lumber dimensions and click Calculate to see results.
How to Use This Calculator
- 1Enter the length, width, and thickness of your lumber.
- 2Specify the quantity of pieces you need.
- 3Toggle cost estimation and enter price per board foot.
- 4Click Calculate to get board feet, linear feet, and total cost.
Common Uses
- ✓Decking and patio projects
- ✓Wall and roof framing
- ✓Shelving and cabinet making
- ✓Fencing and outdoor structures
- ✓Trim work and molding
Related Guides
How to Calculate Lumber (Board Feet)
Learn how to calculate board feet for lumber with step-by-step instructions, formulas, and common size charts.
Lumber Sizes and Types Guide
Understand nominal vs actual lumber sizes, wood types, grades, and how to choose the right lumber.
Board Feet Calculation Guide
Master board feet calculations with our complete guide. Formula, examples, pricing tips, and quick reference.
This calculator provides estimates for reference only. Always consult a professional for precise material requirements.