MATTRESS SIZES AND DIMENSIONS Standard Sizes Twin 39″ X 75″ Twin XL 39″ X 80″ King 76″ X 80″ Full 54″ X 75″ Full XL 54″ X 80″ Cal King 72″ X 84″ Queen 60″ X 80″ Split Mattresses Split Queen (2) 30″ X 80″ Split Cal King (2) 36″ X 84″ Split Top Queen 60″ X 80″ Larger Sizes Split Top King 76″ X 80″ Split Top Cal King 72″ X 84″ Olympic Queen 66″ X 80″ Family Bed 120″ X 80″ , 144″ X 84″ Wyoming King 84″ X 84″ Texas King 80″ X 98″ Alaskan King 108″ X 108″
