Learn about mattress sizes and dimensions
- Twin Mattress Dimensions39" x 75"
- Twin XL Mattress Dimensions39" x 80"
- Full Mattress Dimensions54" x 75"
- Queen Mattress Dimensions60" x 80"
- King Mattress Dimensions76" x 80"
- California King Mattress Dimensions72" x 84"
A new mattress is a big investment, and the last thing you want to do is buy one in a size that you’ll be unhappy with in a year or two. Before you decide on a new mattress,
All you need to know about mattress sizes & dimensions
Twin Mattress Dimensions
39" x 75"
Also known as “single” mattresses, twin mattresses measure 39 inches by 75 inches and fit one child or adult sleeper.
Twin XL Mattress Dimensions
39" x 80"
A hallmark of college dorms everywhere, the Twin XL mattress provides 39 inches of width and 80 inches in length to students and growing adolescents.
Full Mattress Dimensions
54" x 75"
Measuring 54 inches by 75 inches, a full size mattress offers sleepers a noticeable fifteen inches of additional width compared to a twin bed.
Queen Mattress Dimensions
60" x 80"
The queen mattress is the most popular mattress size in the US right now, and its dimensions—60 inches by 80 inches —give both singles and couples alike the space they need to sleep comfortably.
King Mattress Dimensions
76" x 80"
With generous dimensions of 76 inches of width by 80 inches in length, king size mattresses give couples a luxurious amount of individual sleeping room.
Cal King Mattress Dimensions
72" x 84"
For taller sleepers who crave space to stretch out each night, the California king mattress provides 72 inches of width and an expansive 84 inches of length to individuals and couples.
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