Lumber Calculator
Estimates the number of wall studs needed for framing.
Lilu Baba's Lumber Calculator estimates how many wall studs you need for standard on-centre framing.
How to use this calculator
- Enter the total wall length to be framed.
- Enter your stud spacing (commonly 40cm or 60cm on-centre).
- Estimated studs needed update instantly.
Estimated Studs Needed
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FAQ
Lumber Calculator — frequently asked questions
Commonly 40cm (16 inches) or 60cm (24 inches) on-centre, depending on local building codes and wall type.
This gives a base linear-spacing estimate; add extra studs for corners, door/window framing (headers, jacks, cripples) separately.