What are the Standard Mattress Dimensions?
Finding a mattress that suits your bedroom and sleeping style can help you wake up refreshed and ready for the day ahead. Whether you need a compact twin mattress for your first apartment or a spacious king bed for your new home, choosing the right size for your build, sleeping posture and space is easier when you know the dimensions of each model. Learn more about the unique specifications and benefits of twin, full, queen, king and extra-long mattresses.
Twin Mattress Dimensions
A twin mattress, also commonly known as a single mattress, accommodates one adult or child sleeper. A twin model is 39 inches by 75 inches and typically works best in a smaller bedroom, on a daybed or with a bunk bed set.
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Twin XL Mattress Dimensions
A twin extra-long (XL) mattress provides ideal comfort for tall children and adults as well as growing teenagers. A twin XL model measures 39 inches by 80 inches, which is about 5 inches longer than a standard twin mattress.
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Full Mattress Dimensions
A full mattress is 54 inches by 75 inches and can accommodate two sleepers if necessary. While this option was originally manufactured for two people, it has become a more spacious option for a single sleeper and is a perfect option for an older child or teenager. A full size bed is typically 15 inches wider than a twin bed, offering more room for a single sleeper to move around.
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Queen Mattress Dimensions
A queen mattress is 60 inches by 80 inches and provides plenty of space for two sleepers to spread out comfortably. It fits best in medium-sized rooms or smaller master bedrooms. A queen size mattress is an especially popular mattress size because it gracefully saves space, while providing a large sleeping surface.
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King Mattress Dimensions
A king mattress is 76 inches by 80 inches and offers couples or single sleepers maximum space to spread out. This model is the same length as a queen size mattress but 16 inches wider to better complement two sleepers. The sleeping surface works best for tall people or sleepers who like to have plenty of room.
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California King Mattress Dimensions
A California king mattress is a specialized king size mattress that caters to taller people by giving them a longer sleeping surface. This type of mattress is 72 inches by 84 inches, sacrificing 4 inches in width but adding 4 inches in length compared to a standard king model.
Benefits of a California King Mattress
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