Stud Calculator
Updated Formulas shown
Studs at 16 in on center = wall length × 0.75 + 1. A 20 ft wall needs 16 field studs; with two corners and one window that's 22 studs.
Studs needed
22
- Field studs
- 16
- Extra for corners & openings
- 6
- Plates (1 bottom + 2 top)
- 60 LF4 × 16 ft boards
Openings get king and jack studs (counted as 2 extra each); headers and cripples are extra.
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Frequently asked questions
16 or 24 inch stud spacing?
16 in on center is standard for load-bearing walls and drywall; 24 in (advanced framing) saves lumber where code allows.
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Estimates only. Check quantities with your supplier or contractor before ordering.