Dimensions Half Sheet Pan - 17.75 x 12.75 x 1 inches. Web the dimensions of a standard half sheet cake pan are approximately 13 by 18 inches, with a depth of about 1 inch. 17.25 x 12.25 x 1 inches.
Web the dimensions of a standard half sheet cake pan are approximately 13 by 18 inches, with a depth of about 1 inch. 17.75 x 12.75 x 1 inches. 17.25 x 12.25 x 1 inches.