Don’t we all want the best for our children? Shouldn’t that include a good night’s sleep? Every baby necessitates special care. As a result, choosing the best mattress for them is crucial.

Luckily, I’ve done all of the legwork for you and recommend the best mattress for 3 years old babies.

What should you think about when buying a mattress for your child? For one thing, rapid growth and proper care for growing pains are essential. I can also assist you there.

I recognize that the factors for a child’s mattress are not the same as those for an adult’s mattress., as a result, I’ll go over them again.

In this section, I’ve studied the finest mattresses for kids, as well as the most crucial aspects to consider when purchasing a mattress.

What’s The Most Reliable When to Pick a Best Mattress For 3 Years Old Baby?

When purchasing a mattress for a child, there are a few things to keep in mind. They are given below.


Getting the best firmness for your child must be at the top of your list of priorities; it will help them sleep better and give them the support they require.

A supportive kids mattress not only keeps your child’s spine and bones straight (which is important for their growth). However, it also reduces rolling and fidgeting, allowing them to rest more soundly – what a misery!

Many people are startled to hear that the intervertebral discs between a toddler’s vertebrae may fill up with water and cause their spine to expand up to 1.5cm overnight.

With it in mind, a toddler mattress should be soft enough to be comfortable while also being firm enough to prevent them from sinking too deeply.


When it’s about the quality you should get an affordable mattress in your budget range. High-quality mattresses are more expensive, but they are well worth the investment.

Remember that if you plan to get more than one child and purchase a high-quality children’s mattress, there’s no reason why three children couldn’t each spend two to three years on it.

So, within your budget, choose the best quality – think longevity.


Although toddler-sized beds are adorable, the average A toddler mattress is comparable to a cot mattress in terms of size.

Given how quickly children grow, skipping the toddler bed and going straight to a single-sized mattress for kids may be more cost-effective.

Purchase the appropriate size at the proper time – perhaps avoid the toddler option.


Children need enough rest at night after a full day of activity so that they can start the next day re-energized.

The ideal bedding for your child should give optimum support as well as cushioning for their growing bodies and a relaxing degree of comfort to help in relaxation.

Another consideration is the fabric’s breathability, which ensures proper air circulation and regulates body temperature.

This will aid in the promotion of deep sleep cycles, which are essential for optimal health and development.

The best mattress for 3 year old babies –

Here are the best mattresses for babies with full specifications.

1) Milliard Hypoallergenic Baby Crib Mattress and Toddler Bed Mattress 

Best Mattress For 3 Years Old

Best Mattress For 3 Years Old

The Milliard Foam Crib Mattress provides the ideal balance of comfort and support, allowing your child to sleep healthier and more soundly.

On the unique premium foam mattress, your child will sleep better with less tossing and turning. This crib mattress is made of 4.75″ thick, luxurious, high-quality foam and a waterproof cover that can be removed.

This baby mattress has a unique firmness and comfort combination that is ideal for babies and toddlers. As a result, it is incredibly relaxing.

For Total Protection, a new 100% waterproof mattress encasement has been developed. It’s highly risk-free. Without toxins or chemicals, it satisfies federal anti-flammability requirements.

It is constructed from high-quality materials. Milliard foam outperforms all others thanks to its superior high-density construction that keeps its shape.


  • Firmness and comfort are perfect for babies and toddlers.
  • The mattress is completely waterproof.
  • Anti-flammability is achieved without the use of poisons or chemicals.
  • It doesn’t lose shape.


  • Not waterproof as advertised
  • Super thin and hard surface

Technical Details:

Product Dimensions: 52 x 27.5 x 4.75 inches

Item Weight: 11.08 pounds

Batteries required: No

Check price on amazon

2) Bubble Bear Premium Foam Crib Mattress and Toddler Bed Mattress

Best Mattress For 3 Years Old

Best Mattress For 3 Years Old

The mattress is designed to perfection. The mattress has a sanding process on the outside and high-grade memory foam on the inside. It’s mushy and pleasant to wear.

The mattress has a beautiful and sturdy edging that helps to keep the mattress’s integrity; it isn’t simple to dent, and it’s simple to give your baby a comfortable night’s sleep.

The safety of the baby is their top priority. It’s constructed from non-toxic components and there are no hazardous substances in it. The mattress satisfies all US crib mattress standards.

This memory foam retains its shape and can be used for many years. There’ll be no uncomfortable odor from the mattress. When initially used, it had a slight odor that went away after a few minutes.

It is urged that an infant sleep on a firm mattress. To maximize airflow, the mattress core is made of high-grade memory foam.


  • Free from harmful materials and chemicals
  • Foams keep their shape.
  • Soft and comfortable
  • Extra firmness for baby’s better to sleep


  • Thin and undersized.

Technical Details:

Product Dimensions:‎‎ 75 x 54 x 10 inches

Item Weight: ‎9.18 pounds

Batteries required: No

Check price on amazon

3) Hiccapop Pack and Play Mattress pad

Best Mattress For 3 Years Old

Best Mattress For 3 Years Old

Optimal design for the developmental needs of a growing baby. The firmness required for safety is combined with gentle foam support on the infant side.

Because of its rounded corners and superior edge support, it always fits snugly into standard play yards. This Playard mattress pad has no unsafe spaces or lost pacifiers on the sides or corners.

It has extra thick for extreme comfort. The Playard crib bedding gives your infant a better nap. The pads are thicker and cozier at 3.25 inches to provide deep comfort.

It is super safe and leak-free. Lock-stitched closure resists liquids and stains in the waterproof and hypo-allergenic Jacquard cover. A high-quality zipper makes machine washing and drying easy to remove.

Hiccapop is committed to providing families with high-quality and safe products. The CertiPUR-USA certification guarantees that the Pad has survived the most rigorous and thorough content and durability testing available.


  • Rounded corners and superior with edge support
  • Optimal design for growing babies.
  • Waterproof and hypoallergenic,
  • Extra thick for your baby’s comfort.


  • Smell bad.

Technical Details:

Product Dimensions: 38 x 26 x 3.25 inches

Item Weight:4.95 pounds

Batteries required: No

Check price on amazon


Finally sleep is important for a baby’s development and it’s the best mattress for 3 years old. If at all possible, avoid cutting corners because you and your kid will reap the benefits of your investment the first night they sleep on their new mattresses.

Each night your baby’s will have a better sleep. You don’t have to awaken up in the mid night for your child is acting like the Princess and the Pea!