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Blog Lux Comfort

The Ultimate Guide to Thick Toddler Mattress

From the Puffy Editorial Team | 3 min read.
The Ultimate Guide to Thick Toddler Mattress

Ah, toddlerhood - a time of growth spurts, scraped knees, and yes, sleep challenges. Whether your child has transitioned to their "big-kid bed" or you're in the market for an upgrade, the thickness of their mattress might be a question looming in your mind.

In a market flooded with options, how do you navigate your way through the labyrinth of thick toddler mattresses? Here’s a guide that’s thicker on details than a 12-inch memory foam mattress.

Table of Contents

How Thick Should a Toddler Mattress Be?

First off, let's answer the question that's been keeping you awake - how thick should a toddler mattress be? The industry standard ranges from 5 to 6 inches for foam mattresses, and can go up to 8 inches for innerspring versions. However, opting for a thicker mattress could provide additional comfort and better weight distribution.

Pro Tip: Safety comes first. Make sure that the mattress thickness doesn’t exceed the height of the safety rails on your toddler’s bed. Always check the manufacturer’s guidelines for recommended mattress thickness.

How Thick is a Toddler Mattress?

The thickness of toddler mattresses can vary, but there are common dimensions you'll encounter:

  • Foam Mattresses: Usually 5-6 inches
  • Innerspring Mattresses: Often 7-8 inches
  • Memory Foam or Gel Foam: Up to 9 inches

Remember, thicker isn’t necessarily better. Always test a mattress before you buy when possible.

Advantages of a Thick Toddler Mattress

Why consider a thicker mattress for your tot? Here are some compelling reasons:

  • Comfort: More thickness often equates to a softer, more comfortable surface.
  • Durability: Thicker mattresses can be more resilient, offering better longevity.
  • Weight Distribution: A thicker mattress can distribute weight more evenly, aiding spinal alignment.

Note: Consider your child's sleep habits and needs when weighing these benefits.

Check out Puffy mattress reviews from real customers and see how we compare with other brands.

The Downsides: What You Should Consider

But it's not all fluff and comfort—there are some cons to consider:

  • Price: Thicker mattresses can be pricier.
  • Heaviness: They can be difficult to move or flip.
  • Heat Retention: Thicker foam mattresses can get hot.

Quick Take: Balance the pros and cons to decide what’s most crucial for your family's sleep needs.

Shopping Tips: What Else to Look For

While thickness is important, it's not the only factor to consider. Look out for:

  • Certifications: Make sure it's certified by agencies like CertiPUR-US for safety.
  • Ease of Cleaning: A waterproof or removable cover can be a lifesaver.
  • Trial Period: Many brands offer a risk-free trial period.

Smart Shopper Alert: Always keep the big picture in view; thickness is just one aspect of choosing the right mattress.

Expert Tips: Maintaining a Thick Toddler Mattress

How do you keep that luxurious thickness in prime condition?

  • Rotate It: Every 3-6 months, rotate the mattress 180 degrees.
  • Vacuum: Use a handheld vacuum for a quick cleanup.
  • Spot Cleaning: For tougher stains, use a damp cloth and mild detergent.

Maintenance Matters: Proper care can make your investment last longer.

Use our store locator to find the closest furniture or mattress store near you and feel the cloudlike comfort of our Puffy Mattress in person.


The quest for the perfect thick toddler mattress doesn’t have to be as exhausting as a sleepless night. By considering the pros, cons, and expert tips highlighted in this guide, you can make an informed choice that ensures restful nights - for your child and, consequently, for you. Happy shopping and even happier dreaming!

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  • 6 layers of cloudlike luxury.
  • Medium-plush feel.
  • 101-night sleep trial.