Stud Spacing Reference
Wall length
On-center spacing
16" o.c.
24" o.c.
16"
o.c.
Field studs
10
Bays
9
Last bay
1' 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).
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