Twin & Twin XL Size Mattresses
Complete Your Sleep System
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Twin Size Mattress Frequently Asked Questions
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What are the dimensions of a Twin mattress?
A twin mattress measures 38" wide by 75" long, or 3' 6" by 6' 3". The height of a twin mattress depends on the model because they range from 6" all the way up to 18" tall!
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What are the dimensions of a Twin XL mattress?
A twin XL mattress measure 38" wide by 80" long, or 3' 6" by 6' 6". They're longer than a standard twin mattress by 5". The reason for this is that a twin XL mattress also serves as one half of a split king set. Putting two twin xl's together creates one split king mattress.
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Is a twin mattress the same as a crib mattress?
No. A baby crib mattress usually measures 28" by 52" while a twin mattress is 38" by 75".
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Is a twin mattress bigger than a full mattress?
No. A twin measures 38" by 75" while a full size measures 54" by 75". Full mattresses are usually the first upgrade from a twin bed.
Need Help Choosing a Mattress?
The mattress experts at Gardner White have your back! Our Mattress Buying Guide can help you cut through all the confusion when you're shopping for a new mattress. Decades of collective experience went into creating the perfect guide for mattress shopping, check it out now!
We've also developed a list of the Best Mattresses of 2024. These include the Best Innerspring Mattress, the Best for Back Pain, and the Best Cooling Mattress among ten other 'Best Of' models. If you're looking for the best of the best in a new mattress, this list is your go-to guide to find youre perfect fit!