Example: Wall length: 24 ft · Stud spacing: 16 in on center · Wall height / stud length: 8 ft → Studs needed: 22 × 8 ft.
Plate boards (top ×2 + bottom): 9
Total linear feet: 248 ft
Frequently asked questions
How do I calculate lumber? Enter your numbers above and the result updates instantly. For example: Wall length: 24 ft · Stud spacing: 16 in on center · Wall height / stud length: 8 ft → Studs needed: 22 × 8 ft.
Is this Lumber Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for lumber. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.