How Long is a Twin XL Mattress & What Are Twin XL Dimensions?

Finding an ideal mattress can often be a hectic task with so many parameters to factor in. You can pick an endless list of things to consider when getting a mattress like size, budget, availability, and more. But first things first should always be about the mattress size. The right mattress size allows an individual to gain quality sleep thereby improving their health. No surprise to see why people prioritize finding the right mattress size. There are different size offerings in mattresses like single, twin, king, queen, California king, and more for people to choose from. For most cases, people at the start of the pyramid prefer a twin mattress. It’s good enough for an individual who cherishes a good sleep. But have you heard about the Twin XL mattress? Here are the details about the Twin XL mattress for you.

How Long Is Twin XL Mattress 

How Long Is Twin XL Mattress 

Twin XL mattress is a cousin mattress to standard twin mattress. It’s similar to the twin mattress with the only difference being the length. The twin XL mattress is 5 inches longer than the standard edition. The twin XL mattress comes with a longer dimension and is more likely designed for taller people. The twin XL mattress is 80 inches long while the standard twin mattress comes with 75 inches of length. The length is similar to the queen-sized mattress which also comes with the same 80-inch length. The width for the twin XL mattress is 38 inches and shares the same specs as the twin mattress. In certain cases, the twin XL mattress can be around 39 inches. In a nutshell, you can say that the twin XL mattress comes with a dimension of 38 inches in width and 80 inches in length. The surface area for a twin XL mattress is 3040 sq inches. The trick here is that twin XL mattresses have a similar length to the queen-sized mattress, so if you want to upgrade from your single mattress to queen-sized then opting for a twin XL can save you quite a lot of money. You can also combine two twin XL mattresses to make a king-sized mattress. 

Why You Should Opt For Twin XL Mattress? 

Twin XL mattresses come with a plethora of handy benefits and you should certainly look to get on easily with it. For students and people who are looking for their first upgrade, a twin XL mattress will represent a good deal for them. Here’s us with a few of the handy benefits that you’ll find with the twin XL mattress listed down below:

Added Legroom

The thing about the single mattress or twin mattress is that they have a smaller dimension at least lengthwise. A single mattress has a dimension of 30” x 75” while a twin mattress has 35” x 75”. It looks good for kids mattress and single people, but not everyone can sleep well into these mattresses. For someone with long legs or someone whose height is above six feet, a twin mattress would mean a crampy sleep. This is where those extra 5 inches on the twin XL mattress come in handy. You can easily stretch out your leg fully and get a good night’s sleep. This is suited for people with height up to 6 feet and 7 inches. 

Budget Upgrade Option

If you’re one of those who wants to upgrade their mattress from a single one to a queen-sized or even king-sized, then a twin XL mattress can help you out. The thing is twin XL and queen-sized mattresses both share similar lengths so it won’t affect the person whether he was to get any of these if the length is the only priority. And mind you, the twin XL mattress is easily priced around $100 lower than the queen-sized ones. Opting for a twin XL mattress can be a good investment decision as they tend to last longer and if this is something you’re looking for your kid who is about to hit puberty, then this mattress will easily last long till his twenties. 

Can make a split King-sized mattress

A king-sized mattress comes with a dimension of 76” x 80”. If you look at it, a king-sized is two twin XL mattresses put together. This means that instead of going for a king-sized mattress you can easily buy two twin XL mattress and stack it together. It will easily fit into the bed frame for king size. And if you need a hybrid kind of thing, where somedays you want a soft one and some days you opt for a hard mattress, then going for two different types of twin XL mattress will give you that liberty of hybrid mattress in a single bed. Not to forget, two twin XL mattress is economical than the king-sized ones. 

Things to Know Before Buying Twin XL Mattress

Here are a few things that you need to clear yourself before opting to buy a twin XL mattress.

Size of the Room

Twin XL mattresses are suited to narrow sleeping spaces. For a reckon, the minimum room dimension for this should be 8” x 10”. This ensures comfort and the proper area to fit your mattress. Make sure that when you opt for a twin XL mattress you don’t compromise on the spaces of your room completely.


The thing about twin XL mattresses is that they come with plenty of good notes to talk about but they do cost a bit more than the standard twin mattress. They tend to be around $50 to $100 over the twin mattress. Similarly, they tend to be way lesser than the queen-sized pieces. Look for your budget estimate and see if it fits into your plan.

Height and Sleep Position

As we talked about above, a twin XL mattress is also knowns as a mattress for an adult who is of up to 6 feet and 7 inches while the standard twin-sized is best suited for people up to 6 feet and just above. So consider your height and sleeping position when going for any mattress. Twin XL mattresses are a good choice for anyone who requires extra legroom for sleeping. Its dimensions support people with heights up to 6 feet and 7 inches and it’s perfect for tall folks. 

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