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What Size Mattress Fits In A Truck Bed?

The size of the mattress that fits in a truck bed depends on the specific make and model of the truck. Some common sizes include twin, full, and queen, but it is important to measure the length, width, and height of the truck bed to determine the exact size of mattress that will fit.

When it comes to optimizing your truck for comfort and versatility, one essential consideration is finding the right size mattress that fits in your truck bed. Whether you’re an adventurous camper, a frequent traveler, or someone who occasionally needs a comfortable resting spot on the go, having the perfect mattress size can make all the difference.

In this article, we will guide you through the various factors to consider and provide you with valuable insights to help you find the ideal mattress size for your truck bed.

Table of Contents

Understanding Mattress and Truck Bed Dimensions

Before we dive into the different mattress sizes, it’s important to understand the dimensions of your truck bed and common mattress.

truck bed

Truck Bed

Truck beds come in various sizes, including short beds, standard beds, and long beds. The most common truck bed lengths are 5.5 feet, 6.5 feet, and 8 feet, although they may vary depending on the make and model of your truck.

Twin Size Mattress

The twin size mattress, also known as a single mattress, is a popular option for truck beds due to its compact dimensions.

A twin mattress typically measures 38 inches in width and 75 inches in length. This size is perfect for solo travelers or individuals who prefer a snug sleeping space. It allows for ample room to stretch out comfortably while optimizing the available space in your truck bed.

Full Size Mattress

If you have a slightly larger truck bed or prefer a bit more sleeping space, a full size mattress might be the right choice for you.

Full size mattresses measure 54 inches in width and 75 inches in length, providing additional room compared to a twin mattress. This size is ideal for couples or individuals who desire a bit more room to move around while sleeping.

Queen Size Mattress

For those who prioritize ample space and comfort, a queen size mattress is a fantastic option.

Measuring 60 inches in width and 80 inches in length, a queen size mattress offers generous sleeping space for individuals or couples. It provides a comfortable and roomy sleeping environment while still fitting within most truck bed dimensions.

King Size Mattress

If you have a larger truck bed or simply prefer the utmost luxury and space, a king size mattress is the ultimate choice.

With a width of 76 inches and a length of 80 inches, a king size mattress provides an expansive sleeping surface. It is perfect for those who want the freedom to sprawl out and enjoy a truly indulgent sleeping experience.

Factors You Need to Consider

While selecting the right mattress size for your truck bed is crucial, there are additional factors to consider to ensure optimal comfort and fit:


mattress thickness

The thickness of the mattress plays a role in determining comfort. However, it’s important to keep in mind that thicker mattresses might not always be the best option for a truck bed.

Due to space limitations, a thinner mattress is often more practical, ensuring a proper fit without compromising on comfort.

Material and Construction

Mattresses come in various materials and construction types, each offering unique benefits. Consider factors such as support, pressure relief, and durability when choosing a mattress for your truck bed. Memory foam, hybrid, and latex mattresses are popular choices due to their comfort and versatility.


If you plan to use your truck bed for camping or outdoor adventures, portability becomes an important consideration.

Look for mattresses that are lightweight, easy to roll up or fold, and come with a convenient carrying case. This will make transportation and storage hassle-free.

FAQs (Frequently Asked Questions)

Can I use a regular mattress in a truck bed?

Yes, as long as the mattress size matches the dimensions of your truck bed, you can use a regular mattress.

What is the standard size for a truck bed?

Truck bed sizes can vary, but common sizes include short beds (5-6 feet), standard beds (6-7 feet), and long beds (8 feet).

Can I fit a king-size mattress in my truck bed?

It depends on the dimensions of your truck bed. Some larger truck beds can accommodate king-size mattresses, but it’s important to measure and ensure a proper fit.

Is it necessary to have a thick mattress for a truck bed?

No, a thinner mattress is generally more suitable for a truck bed as it provides more headspace and easier maneuverability.

Can I use an air mattress in my truck bed?

Yes, air mattresses are a popular choice for truck beds due to their portability and convenience. Just ensure that the mattress size matches your truck bed dimensions.

How do I measure my truck bed?

Measuring your truck bed is an important step in making sure that you buy the right equipment or accessories for your truck.

First, you need to decide whether to measure your bed with the tailgate open or closed, as this can affect the dimensions. Then, you need to measure the length of the bed from the inside of the front wall to the inside of the tailgate. Next, measure the width of the bed at three points: the front, middle, and rear.

Lastly, measure the depth of the bed from the top of the bed rail to the floor. Once you have all these measurements, you should be able to find compatible equipment or accessories for your truck.

Are there any safety concerns with using a mattress in a truck bed?

Yes, there are safety concerns with using a mattress in a truck bed.

First and foremost, there is a risk of the mattress sliding or shifting during transportation, which can cause accidents on the road. Additionally, using a mattress as a makeshift bed in a truck bed can pose a fire hazard, as mattresses can easily catch fire from a variety of sources. 

Furthermore, there is very little protection from the elements in a truck bed, so using a mattress as a sleeping solution can leave individuals vulnerable to extreme weather conditions such as rain, snow, or wind. 

Can I customize a mattress to fit my truck bed?

Yes, you can customize a mattress to fit your truck bed. There are companies that specialize in creating custom mattresses for truck beds, and they can create a mattress that fits the exact dimensions of your truck bed. 

What type of mattress is best for a truck bed?

The best type of mattress for a truck bed depends on the individual’s personal preference and needs. However, there are a few factors to consider when choosing a mattress, such as its size, thickness, and material.

How can I maximize storage space in a truck bed with a mattress?

Maximizing storage space in a truck bed with a mattress can be an effective way to optimize your living space while on the road. 

One option is to invest in a truck bed toolbox or storage container to keep your belongings organized and secure. You can also consider installing a roof rack to free up space in the truck bed. 

Additionally, using space-saving storage solutions such as under-bed storage containers and collapsible bins can help make the most of your available storage space. It’s also important to consider the size and shape of the mattress itself, as choosing a thinner, more compact option may leave more space available for storage.

How often should I clean and maintain the mattress in my truck bed?

The frequency at which you should clean and maintain the mattress in your truck bed mainly depends on how often you use it and the conditions under which it is used. If you use your truck bed mattress regularly, it is advisable to clean it at least every six months.

Can I fold a mattress to fit it in my truck bed?

It is not recommended to fold a mattress to fit it in a truck bed as it can cause damage to the mattress, especially if it is a memory foam mattress.

Are there any modifications required to use a larger mattress size in a truck bed?

Yes, there are modifications that may be required to use a larger mattress size in a truck bed.

The first thing to consider is whether the truck bed can accommodate the larger mattress size, which may require measuring the bed dimensions and comparing them to the mattress dimensions. If the mattress is too large, it may require cutting the excess material to fit or purchasing a custom-made mattress.

Additionally, securing the mattress in the truck bed may require additional hardware or tie-downs to prevent it from sliding or shifting during transport. It is important to ensure that the mattress is properly secured to prevent damage to the vehicle or injury to passengers.

How do I secure the mattress in a truck bed during transportation?

First, use ratchet straps or bungee cords to tightly tie down the mattress to the truck bed. Make sure the straps are placed on all four corners of the mattress and the tension is evenly distributed. It is also advisable to cover the mattress with a plastic sheet or a tarp to protect it from dust, debris, and weather conditions.

If you have a toolbox or cargo net, use them to create additional barriers and ensure the mattress does not move around while in transit. 

Finally, it is important to drive carefully and avoid sudden stops and sharp turns to prevent the mattress from getting damaged or flying off the truck bed.

Can I use a mattress topper in a truck bed?

Yes, you can use a mattress topper in a truck bed. Many people choose to use a mattress topper as a cost-effective way to create a comfortable sleeping space in their truck bed. 


Choosing the right mattress size for your truck bed is essential for a comfortable and restful sleep while on the road. Consider the dimensions of your truck bed, the available mattress size options, and the level of comfort you desire.

By selecting the perfect mattress, you can enhance your travel experience and ensure that you wake up feeling refreshed and ready to tackle the day.

Author: Jessica

Jessica is a lover of both life and gardening. She loves to share his passion for both on social media. He often posts about his latest gardening projects, as well as tips and tricks for others who might be interested in starting their own gardens. She also frequently posts about the different aspects of his life that he enjoys, from spending time with friends and family to exploring new places.

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