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Stud Spacing Reference

Estimate the field-stud count and bay layout for a wall at 16" or 24" on-center.

Field studs10
Bays9
Last bay1' 4"
  • Field studs only — add studs for corners, wall intersections, and rough openings.
  • 16" o.c. is the common default; check stud size vs. wall height (IRC R602.3).

A reference, not a finder

Detecting studs through a web browser isn't possible — phones lack a reliable way to sense framing from a web page. This is a layout reference: it estimates field studs for a wall length at 16" or 24" on-center. It counts a stud at each bay boundary (both ends) and excludes corners, partition intersections, and rough openings.

Stud size versus wall height versus spacing is governed by IRC R602.3, and 24" o.c. typically calls for 5/8" gypsum board to prevent sag.

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