What is the standard size of an L-shaped sofa?

The standard size of an L-shaped sofa varies depending on the number of seats and the brand. However,, the typical width of an L-shaped sofa and loveseat layout is 12'10” (3.91 m), and the depth is 9'10” (3 m), which can seat up to 5 people.

On the other hand there are no standard sectional dimensions because of how customizable sectional sofas are, but the overall length of a sectional sofa is usually between 94” and 156” (or between about 8' and 13') long. Meanwhile, provides standard sofa dimensions, and a three-seater sofa is about 90 inches wide in the seating area, 38 inches deep, and 34 inches high.