Here's a set of 4 charts that illustrate the proper sofa dimensions for 2, 3, 4 and 5 people. When you need a couch big enough for a certain number of people, this is a great brief article and set of diagrams to check out.
How many people does a sofa accommodate? It’s an important question when buying a couch. Of course, it varies whether it’s kids vs. adults, but there are standard dimensions for sofas that accommodate 2, 3, 4 or 5 people.
Below we set out a series of charts and illustrations that show you the proper dimensions of couch depending on how many people you want to accommodate.
Table of Contents
The main dimension you need to concern yourself with when choosing a sofa by how many people can sit in it is the width of the seating area.
- 2-person sofa: 50″ seating width (does not include width of the arms).
- 3-person sofa: 78″ seating width (not including arms).
- 4-person sofa: 90″ seating width (not including sofa arms).
- 5-person sofa: 108″ seating width (not including couch arms).
A. Sofa Dimensions for 2 People
Detailed chart setting out all the many dimensions of a two-seater sofa.
B. Sofa Dimensions for 3 People
Detailed diagram setting out all the key dimensions of a sofa for 3 people.
C. Sofa Dimensions for 4 People
Detailed illustration showing the important sofa dimensions to seat up to four people.
D. Sofa Dimensions for 5 People
Our final custom diagram that explains the dimensions of a sofa that seats up to five people.