Framing & Carpentry Calculators

Instant structural math utilities for wall studs, floor joists, fence posts, stairs, and lumber orders.

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Stud Calculator

Calculate 2x4 and 2x6 wall studs, top/bottom plates, corner posts, and door king studs.

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Joist Calculator

Determine floor joist counts, 16" and 24" O.C. spacing, and rim board lumber quantities.

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Fence Calculator

Estimate fence pickets, 4x4 or 6x6 fence posts, cross rails, and concrete footing bags.

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Stair Calculator

Calculate stair riser height, tread depth, total run, and stringer board layouts according to code.

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Board Foot Calculator

Calculate volume in board feet for hardwood timber, custom cabinetry, and rough lumber.