Best Mini Crib Mattresses

So, are you ready to enter the world of buying a mattress for your adorable little one?

Yeah, I know. It is not that exciting as buying those teeny-tiny onesies, strollers, and blankies.

However, you should know that your little one’s crib mattress is one of the most important purchases that you will ever make when putting together a nursery.

We all know that babies spend over 16 hours a day sleeping cozily in their crib. Therefore comfort and safety are a significant concern. You should know that not all crib mattresses are safe, and there is various misleading info out there!

The good news is, I already did the hard part of looking into the best mini crib mattresses and created a list of the best ones, so you do not have a hard time shopping for one!

10Simmons Kid Sleepy Whispers Innerspring Crib Mattress

Simmons Kid Sleepy Whispers Innerspring Crib Mattress

Simmons is a reputable brand that may sound familiar to you. It might even be the first name that will come to mind when considering a mini crib mattress or any mattress in that sense! This is because Simmons create comfortable mattresses without any issues and have been producing excellent products since the year 1891.

This particular min crib mattress is built on an innerspring framework. This organic mattress sports dual-purpose design provides the perfect firmness for newborns and a good layer of foam for toddlers— making it an excellent mattress that will support your newborn from the crib to a toddler bed!

Also, this mini crib mattress features a natural fire protection wrap and a superior woven fabric that is completely waterproof and feels comfy and cozy against your child’s delicate skin. It is also stain resistant which ensures that the mattress will stay in top condition for many years to come.

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9Sealy Soybean Foam-Core Crib Mattress

Sealy Soybean Foam-Core Crib Mattress

Assuring healthier sleeping for both toddlers and babies, the Sealy Soybean Foam-Core Crib Mattress has passed all the tests done for quality, durability, toxic materials, and ASTM standards, making it a supportive and reliable mattress that will last for several years! Sealy also took the “America’s Best Mattress for Babies” Award.

This award-winning mattress uses renewable soybeans to help create a firm and supportive foam for toddlers and infants. It is lightweight but extremely durable with reinforced embossed stain-resistant and waterproof cover that keeps liquids from seeping inside the mattress. Also, household allergens such as dander and dust will wipe away rather than clinging onto the surface of the mattress that reduces triggers of allergy.

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8Colgate Eco Classica III Crib Mattress

Colgate Eco Classica III Crib Mattress

This is not that toothpaste company Colgate, mind you, and it is an entirely different company that manufactures mattresses. Colgate has created a dual-sided crib mattress called Eco Classica III, which is a lightweight, high-quality orthopedic style crib mattress.

It had a substantial side ideal for infants and a less firm one to support the bodies of toddlers. It comes with a certified organic cotton cover with waterproof backing which prevents liquids from seeping into the mattress. Featuring inverted seams, this mattress provides a sleek appearance.

The Eco Classica III is eco-friendly, made with plant oils and passed all state and federal requirement for chemical and flammability composition as well as GREENGUARD certified that ensures there are no harmful air emissions.

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7Moonlight Slumber Crib Mattress

Moonlight Slumber Crib Mattress

The Moonlight Slumber Crib Mattress is a safe, anti-slip crib mattress that prevents infants and toddlers from slipping to the floor. Plus, it has the right firmness to support your little one perfectly when sleeping.

The entire cover of the mattress is wrapped around a woven fire barrier that is made from organic materials without the addition of any chemicals or anything that might be toxic to your baby.

Highly affordable, this crib mattress is also lightweight and hypoallergenic, ensuring that your child will have a good night’s sleep!

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6LA Baby 3-inch Mini Crib Mattress

LA Baby 3-inch Mini Crib Mattress

This 3-inch portable and mini crib mattress from LA Baby is made from blended organic cotton cover and soy foam core, making it hypoallergenic, waterproof, and dust mite resistant.

This mini crib mattress also has a box edge construction, and its blended cotton acts as a fire barrier. It is super breathable and provides the right firmness to support your little one.

The LA Baby Mini Crib Mattress contains no phthalates and is completely stain-resistant for durability. It is luxurious and rich to the touch and is very easy to clean.

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5Milliard Mini Crib Memory Foam Mattress

Milliard Mini Crib Memory Foam Mattress

This mini crib mattress from Milliard is designed to provide the utmost comfort and support for your little one. Measuring 38x24x2 inches, this mattress is suitable for mini cribs.

Being a memory foam mattress, it will not lose its shape and will contours your child’s body correctly for the maximum comfort and helps reduce the tossing and turning around for a better good night’s sleep. Featuring a removable waterproof zipper cover, this mattress is straightforward to clean and is machine washable.

The Milliard mini crib is well-ventilated for optimal cooling relief. Lastly, this mini crib mattress complies with federal safety standards and is also ASTM certified.

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4Dream On Me Pack and Play Mattress

Dream On Me Pack and Play Mattress

Another great mattress, this one from Dream On Me, ensures safety and quality standards, being lead and phthalates free as well as ASTM certified. This mattress is manufactured for comfort and has perimeter border wires that provide that the mattress will not sag over time. Also, it has air-flow sockets that keep this mattress fresh.

The Dream On Me Pack and Play Mattress have hypo-allergenic and waterproof components to keep your little one’s bedding clean and hygienic all the time. Its waterproof cover is also stain-resistant which helps prevents mold, odors, and mildew from seeping into the mattress.

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3Milliard Crib Mattress

Milliard Crib Mattress

Another great mattress from Milliard, this one has memory foam construction gently contours your little one’s body and offers just the right firmness and optimal comfort. It is guaranteed safe with its CertiPUR certification, plus it contains no harmful flame retardants.

This mattress has a reinforced encasement that is entirely waterproof but allows heat and air to ventilate. It is naturally hypoallergenic, resistant to allergens, and antimicrobial perfect for asthma and allergy sufferers.

The Milliard Crib Mattress is specifically designed to provide the utmost comfort and uses only the highest quality materials ensuring its durability and should not lose its shape even after many years of use.

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2Dream On Me Spring Crib Mattress

Dream On Me Spring Crib Mattress

Dream On Me designed this spring crib mattress for the utmost sleeping comfort of your little one. It has air-flow pockets that keep the mattress well-ventilated and fresh, and its perimeter border wires make sure that the mattress will not sag after years of use.

This lightweight crib mattress offers a protective polyethylene foam wrap on every side to provide a plush sleeping surface. It also features foam-insulating and hypoallergenic layers as well as lock-stitched binding that is completely waterproof for durability.

It also has a layer of fire blocker and is lead and phthalate free. Its stain-resistant cover wipes clean with water and mild soap for easy cleaning and its reversible design allows you to use it for infants or for toddlers.

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1Safety 1st Heavenly Dreams Crib Mattress

Safety 1st Heavenly Dreams Crib Mattress

Your best choice for a budget crib mattress, this mattress from Safety 1st is extremely comfortable but is also a firm mattress that will support your little one’s sleeping. The vinyl covering of this mattress makes it resistant to smell and stains.

Also, the cover is waterproof and comes with a zip in case you want to change it out or wash it. Being a foam crib mattress, it retains its shape really well even after long years of usage. It is extremely lightweight and is chemical-free for your little one’s safety.

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FAQs – Most Common Questions Answered

Q: What is a mini crib mattress?

A: Mini crib mattresses are a more compact version of full-size crib mattresses and fit perfectly to the typical wood frame with crib rails at the bottom.

Q: Are toddler and crib mattress the same size?

A: Yes. Typically, infant mattresses have dual firmness, meaning that one side is ideal for newborns, while the other is perfect for toddlers.

Q: How thick should a mattress be for newborns?

A: The depth or thickness of a crib mattress should not be thicker than 6 inches — top to bottom when it is laid out flat.

Q: Which organic crib mattress is the best?

A: First, you must make sure that the mattress does not have materials like vinyl covering. Another thing you need to look for in an organic mattress is its organic certification label.

For a product to be called organic, all fibers that were used in the products need to be natural. Make sure that you read all labels thoroughly and ensure that everything is genuine since some manufacturer’s labeling can be confusing and deceiving.

Q: How to raise a mini crib mattress?

A: In order to raise a crib mattress, all you need to do is to get the best mattress topper and fit it into the bottom of the mattress.


Your little one’s mattress is a piece of furniture that will surely get used a lot, given that babies tend to sleep over 20 hours a day. Therefore, a good quality mini crib mattress is a must-have to ensure the right support for your little one to sleep comfortably without any bounces!



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