Standard mattress Sizes

Standard Mattress sizes

Twin (Single):

39 in. x 74 in.

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Double/ (Full) : 

54 in. x 74 in.

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Queen Size
 60 in x 80 in.

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King Size
 78 in x80 in.

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Specialty Mattress Sizes
(width x length)

 

Twin Extra Long:

39 in. x 80 in.

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Full  X-Long (Double):

54 in. x 80 in.

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California Queen:

60 in. x 84 in.

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California King:

72 in. x 84 in.

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3/4 Size

48 in. x 75 in.

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Antique Size

48 in. x 72 in.

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RV Sizes

 

RV Twin (Single):

34 in. x 74 in.

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RV Full (Double):

49 in. x 74 in.

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Short Queen:

60 in. x 74 in.

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Short King:

72 in. x 74 in.

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Waterbed Replacement Mattress Sizes
(width x length)

 

Super-Single: 

46 in. x 82 in.

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Queen:

58 in. x 82 in.

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King:

70 in. x 82 in.

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Sleeper / SofaBed  Replacement Mattress Sizes
(width x length)

 

Twin:

39 in. x 72 in.

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Full:

53 in. x 72 in.

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Queen:

60 in. x 72 in.

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Split Box Spring / Foundation Sizes
(width x length)

 

Full split box spring: 

27 in. x 75 in.
each pirce

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Queen split box spring:

30 in. x 80 in.
each piece

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King split box spring:

39 in. x 80 in.
 each piece

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