Kids Mattress Sizes - Find the Best Size Bed for Your Child

Kids Mattress Sizes - Find the Best Size Bed for Your Child


Choosing the right mattress size is crucial when providing your child with a comfortable and restful sleep environment. Kids overgrow, and their sleep needs evolve. In this guide, we'll explore the various kids mattress sizes and help you find the best kids mattresses to ensure your child gets the quality sleep they need.

Standard Kids Mattress Sizes

Before choosing a mattress, it's essential to understand the different kids mattress sizes available:

kids mattress sizes chart

1. Crib Mattresses

Crib mattresses are designed for infants and toddlers. The standard crib mattress size in the United States is typically about 28 inches in width and 52 inches in length.

Crib mattresses prioritize safety, firmness, and breathability. They are designed to fit snugly inside cribs, with a focus on reducing the risk of Sudden Infant Death Syndrome (SIDS). Crib mattresses often have waterproof covers for easy cleaning and are made from hypoallergenic materials.

2. Twin Size Mattresses

These mattresses are a popular choice for kids and single sleepers. They measure approximately 38 inches in width and 75 inches in length.

Twin mattresses are versatile and fit well in smaller bedrooms or shared spaces. They come in various materials and firmness levels to accommodate different sleep preferences. Twin mattress sets, which include a matching box spring or foundation, are widely available.

3. Twin XL Mattresses

Twin XL mattresses are longer than twin mattresses, measuring about 38 inches in width and 80 inches in length.

Twin XL mattresses are ideal for taller kids, teenagers, or adults who need extra legroom. They are commonly used in college dormitories. These mattresses provide more space for comfortable sleep while fitting well in smaller rooms.

4. Full Size Mattresses

Full size mattresses, or double mattresses, offer more space for growing kids. They are around 54 inches in width and 75 inches in length.

Full mattresses are spacious enough for a single sleeper, providing extra room to stretch out or accommodate a growing child. They are also suitable for siblings who share a room and prefer to sleep in the same bed. Full-size mattresses come in various materials and support levels.

5. Queen Size Mattresses

Queen-size mattresses provide generous space, measuring approximately 60 inches by 80 inches.

While not typically chosen for kids, queen-size mattresses offer ample room for teenagers with more oversized bedrooms. They are suitable for those who appreciate extra sleeping space or may have overnight guests. Queen mattresses are available in various materials and comfort options.

6. King Size Mattresses

These mattresses are the largest standard mattress size available. They come in two variants: the standard king (Eastern king) and the California king. The standard king measures 76 and 80 inches, while the California king is slightly longer at 72 and 84 inches.

King-size mattresses are not typically used for children but may be chosen for a shared family bed or if a child's bedroom is exceptionally spacious. They provide ample room for multiple sleepers and are available in various materials and comfort levels.

kids enjoying in the bed

What to Consider in Finding the Best Kids Mattress Sizes

Now that you know the various kids mattress sizes, let's explore how to choose the best kids mattress:

1. Child's Age

Consider your child's age when selecting a mattress. Different generations have varying sleep needs. For example:

  • Infants and Toddlers: Crib mattresses focusing on safety and firmness are essential for the youngest children.
  • Kids and Preteens: As children grow, they may transition to twin or twin XL mattresses that provide ample space and comfort.
  • Teenagers: Older kids and teenagers may require larger mattresses, like full or queen size, to accommodate their growth and changing sleep habits.

2. Bedroom Space

Measure your child's bedroom to determine the available space for the mattress. Ensure that the mattress size fits comfortably within the room, allowing for other essential furniture like dressers, desks, or play areas. If space is limited, consider a smaller size, like a twin or twin XL.

3. Think About Future Needs

Anticipate your child's future growth and sleep needs. Investing in a mattress that accommodates their development can save you from having to replace it too soon. For example:

  • If your child is approaching their teenage years, consider a mattress size that will comfortably fit them as they grow.
  • If you anticipate sleepovers or guests, choose a mattress accommodating extra sleepers.

4. Quality and Comfort

Prioritize quality and comfort. Look for mattresses that properly support your child's age and sleeping style. Key factors to consider include:

  • Materials: Choose mattresses made from safe and durable materials. Organic or hypoallergenic options can be beneficial for children with allergies or sensitivities.
  • Firmness: Ensure the mattress is firm, especially for infants and young children. A strong surface reduces the risk of suffocation and supports proper spine development.
  • Comfort Layers: Evaluate the comfort layers, such as foam or padding, for comfort without sacrificing support.
  • Breathability: Look for mattresses with breathable covers or materials to keep your child cool and comfortable during sleep.

5. Price

While quality is essential, consider your budget when shopping for a kids' mattress. There are available options to suit various price ranges. Remember that a good mattress invests in your child's health and well-being, so aim for the best quality within your budget.

Selecting the right mattress size for your child is a thoughtful decision that can contribute to their overall well-being and quality of sleep. Consider their age, bedroom space, and future needs to find the best kids mattress that ensures a comfortable and refreshing night's sleep. With the right mattress, your child can wake up refreshed and ready to take on each new day. Sweet dreams await!

FAQs about Kids Mattress Sizes

What mattress size is best for a teenager?

The best mattress size for teenagers typically depends on their needs and available bedroom space. However, a twin XL mattress is a popular choice for teenagers. It provides extra legroom and is well-suited for taller teens. If space allows, a full-size mattress can also be a comfortable option for teenagers who appreciate more sleeping areas.

What mattress size is for a toddler bed?

Toddler beds are designed to accommodate crib mattresses, typically 28 inches in width and 52 inches in length. Therefore, the standard crib mattress size is recommended for a toddler bed. Using a crib mattress ensures a seamless transition and maintains the safety features designed for young children.

What is the difference between a full and double bed?

In the United States, "full bed" and "double bed" are often used interchangeably, referring to the same mattress size. A full-size and double-size bed are the same, measuring 54 inches by 75 inches.