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Home/Mor Furniture Blog/Buying Guides/Sofa Dimensions: Choosing the Right Sofa

Sofa Dimensions: Choosing the Right Sofa

Getting the sofa dimensions right in your living room or seating area is essential to creating a cohesive and classy look. If you choose a piece with couch dimensions that are too large, you may cause your room to look overstuffed and cluttered. Choose a piece too small? It will look like an island floating in the Pacific, throwing off the balance in the space.

Knowing how to find the best sofa dimensions for your furniture will help you buy right the first time, getting pieces that make your house feel a little bit more like home. A cozy and relaxing area that reflects who you are as a household, with the right amount of space and seating.

How Do I Choose the Right Size Sofa?

When deciding on the right size sofa to bring into your living room, there are several things to consider. First, there are matters of numbers. How much physical space is there in your room for a piece of furniture?

Then, some factors vary significantly by family and individual. How much seating does the space need to have? Do you have three kids, live alone, or have a significant other? Or, how often do guests come over? Answering these questions will help you determine the basic size couches to browse.

For example, if you determine it's mostly you and one other person, a small three-seater may be the best choice. If you find that you'll need 5+ seats frequently, a larger sectional may be the way to go.

What Is a Standard Sofa Size?

Many people want to know if sofas have a standard size. This can make narrowing down what to look for much more straightforward. The standard size of a couch, sofa, loveseat, or sectional varies based on seating type.

Standard Seating Sizes:

  • Loveseats: 52-inches wide by 33-inches deep, and a height of 33-inches.
  • Three Seater: 84-inches wide by 40-inches deep, and a height of 33-inches.
  • Standard Sofas: A range of 70-inches to 87-inches wide, with the most common width being approximately 84-inches.
  • Sectional: Will vary based on configuration and number of seats.


Knowing the standard loveseat, three-seater, and sofa guidelines can help give you an idea of what type of seating is most likely to fit in your space. Keep in mind you'll want to leave a few spare inches on the sides for outlet access Additionally, leave 36-inches for pathways between any other pieces of furniture, such as accent chairs or coffee tables.

How Long Should a Standard Sofa Be?

Couch dimensions for a standard sofa range anywhere from 70-inches to 87-inches long and typically at least 40-inches deep. However, you'll need to have more room to comfortably and stylishly fit seating into the space.

You'll also have to measure the dimensions of any accents, such as side tables, to ensure everything will fit with a little bit of breathing room. You'll also want to make sure that the total size of your sofa and coffee table doesn't take up too much of the free space in your living room. When most of the floor area is covered, it can cause the room to look much smaller.

What Is the Average Height of a Sofa?

The average height of a loveseat, three-seater, standard couch, and sectional are all the same. The average height of a sofa or other piece of seating is approximately 38-inches tall. Seat height can vary, with cushion composition and height being factors for children and elderly especially.

How Deep Should My Sofa Be?

How deep your sofa should be is determined by two things. What type of sofa and seating do you have, along with the spacing availability in the room. Loveseats tend to be less deep than other sofa options, averaging approximately 33-inches deep.

Then, take a three-seater where the standard depth is around 40-inches. Generally, the more seating your sofa features, the deeper it tends to be. Additional deep and fluffy seat cushions may account for more necessary space. This is an important factor to take into consideration when looking at pieces.

Another factor to consider is whether or not you're considering buying a modular sofa. Modular sofas often come with pieces you can move around, such as centered ottomans. This means that it's not just the seat depth but the space of the entire assembled piece when basing your measurements.

How to Measure Your Space for a Sofa

One of the best things you can do when shopping for a new sofa is to get basic measurements ahead of time. This will help you cross off options that don't meet your specifications immediately while honing in on those that might be perfect for your space.

Many people dread this step, but it's easy to get started. Measuring a space for a sofa works best when there are two people involved, but you can do it on your own too.

Use a tape measure to measure the room's total length, wall to wall. Then, envision where your sofa will be and keep in mind the standard measurements for each type of seating. See how much space in your room a couch will take up, using painter's tape to note along the way. This is a great way to narrow down your dimensions ever further. You can then place additional room decor around the painter's tape, like end tables or house plants, to ensure that everything will fit before you begin looking for couches for sale.

Shop Mor Furniture for Less Today

Mor Furniture for Less has a wide variety of seating arrangements to fit every home and space. Whether you've previously measured your area or need some help figuring out what size seating will work best in your living room, we're here to assist you. If you have questions about sofa dimensions and your options, we're happy to help.

Browse our extensive selection of sofas, loveseats, and sectionals online. Or, visit a Mor Furniture for Less location near you in person to find your dream couch today.



Featured Image: Carlota Sofa in Gray