What Are The Standard USA Bed Sizes?

At present, there is a wide variety of bed sizes in the United States. Thus, homeowners are free to purchase their most preferred bed size.

Mattress sizes vary to suit different room sizes and user’s tastes and preferences.

Bed Sizes in US and dimensions guide

In this article, we give you a detailed guide about the most common mattress sizes in the United States.

The king bed US size

One of the standard bed sizes in the United States is the king size bed. These mattresses are spacious and best suit couples and active sleepers. Also, they provide maximum comfortability.

However, if you have limited space in your bedroom, this is not a good option. The king size mattress is large and measures 76 by 80 inches.

So, if you plan on buying this mattress, evaluate the available space in your bedroom first. Besides providing a good night’s sleep, the king size mattress offers the ideal space to relax and watch a movie after a grueling day.

Manufacturers say that this bed is a combination of two extra-large twin beds. So, it resembles a split king bed. Your bedroom size should be at least 10′ by 12′ or more for the mattress to fit.

Ultimately, the king size accommodates couples or parents sleeping with their children. Also, it is best for super tall people.

Queen bed USA size

The majority of homeowners prefer the queen size bed. It is not as large as the king size, thus fits in most bedrooms.

Also, it still provides adequate sleeping space for couples. So, it is a perfect substitute for the king size bed if you have limited space.

Additionally, the queen size bed is affordable. The bed measures 60 by 80 inches. An individual who wants extra bed space would find this bed perfect.

Full bed size

A full-size bed measures 53 by 75 inches. Often, people refer to it as a double bed. The bed is perfect for a single sleeper looking for a spacious bed. A full mattress is suitable for active sleepers and teenagers.

Twin bed size

Compared to other bed sizes, the twin is the most affordable and least spacious. This size of bed is best for small children. Also, people who don’t need extra space while sleeping will find the twin bed comfortable.

If you have a small bedroom, the twin size will work correctly for you. It measures 38 by 75 inches. Thus, it can accommodate a child transitioning into their teenage years.

California King bed size in US

Another common bed size is the California king. It is slightly different from the standard king size. It is not as wide as the king size but has extra length. It measures 72 inches in width and 84 inches in length.

So, it best suits tall people of more than 6 feet in height. The mattress secures you from falling over and the feet from hanging over the end of the bed.

Full XL bed size

The extra large full mattress has the same breadth as the full bed size but is longer. Individuals looking for an affordable bed can go for this bed size. It best suits single and active sleepers.

Twin XL bed size in USA

This bed size is a larger version of the twin bed. It has a width of 38 inches and a length of 80 inches.

The twin XL is best for small kids and even children in their mid-teen years. It saves your bedroom space, thus perfect for limited spaces.

Custom bed sizes and dimensions

Today, individuals can custom make their bed size to fit their needs. So, they can make a bed to fit any room. If you require a more massive bed than the king size, most manufacturers will be more than ready to make it for you.

How to determine your best bed size

Occasionally, it can be hard to identify the right bed size to choose from. So, before buying a mattress, there are some factors you ought to put into consideration. But first, always evaluate and analyze your specific needs.

What are you looking for?

Is it extra bed space, comfortability, or aesthetics?

For instance, if you want a mattress to relieve you from back pain and sores, you’d instead buy a large one. Furthermore, consider your height and room size.

Let’s look at some of the factors that will help you determine your bed size in detail.

Consider the users of the bed

You ought to consider who you share the bed with. If you have a partner, go for a queen or king bed size. Also, if your pets love sleeping on your bed, then go for large bed size.

On the other hand, if you are a single sleeper, you can buy a twin or full bed size. Since you are alone, these beds will provide maximum space for you. Moreover, evaluate the sleeping habits of the other person.

If they regularly turn and toss while sleeping, king size or California bed size would be best for you.

The space available in your room

As much as you’d want a large bed size, the space available in your bedroom plays a huge role in determining the best bed size for you.

Typically, if you have limited bedroom space, a king or California bed size won’t fit. So, you would be better off if you bought a queen bed size.

Ensure that the bed leaves enough space for movement in the bedroom. Fortunately, if you have a lot of bedroom space, you can purchase any bed size type.

Your budget

Your budget is the primary determinant of the bed size you’ll buy. Large bed sizes tend to be more costly. So, if you are not working under a fixed budget, a California or king bed size would work best for you.

However, if you want an affordable large bed size, a queen bed would be best for you. Conversely, a small budget will accommodate small bed sizes like the twin and the full bed size.


In this present age and time, there is a broad spectrum of bed sizes. Each varies and offer their advantages and disadvantages.

So, if you plan on buying one, ensure that they meet all your needs. Always ask your manufacturer on the best bed size.