Floor Joist Spans for Home Building Projects (2024)

Need to know the correct floor joist span for your home build? This guide covers floor joists' proper sizing and spacing when constructing a new home.

RFPI® Joist

16 x 24' Trimmable End Floor Truss at Menards®

Floor Joist Spans for Home Building Projects (2024)

Floor Joists Parallel to Exterior Wall-Semi-Balloon - WoodWorks

TRIFORCE® Open Joist: Peace of Mind Underfoot

What Is A Floor Joist

Floor Joist Drawings : r/Renovations

TRIFORCE® Open Joist: Peace of Mind Underfoot

Floor Joist Calculator

Engineered wood joist, a good alternative - TRIFORCE®

Span Tables & Design Values for Joists, Rafters, Headers, Beams & Girders