Standard Baby Crib Dimensions

Crib height off floor floor to bottom of mattress support.

Standard baby crib dimensions.

Since the early 20th century cribs have been enclosed and elevated from the ground to protect an infant from the elements. A crib or an infant bed is a small enclosed bed for a baby or small child to sleep in. The adjustable railing must be 26 inches above the bottom mattress at its maximum height and 9 inches above the mattress support at its lowest. Due to different materials frame designs and style the external dimensions of standard size baby cribs can vary by a few inches even if they belong to the same crib type.

27 1 4 x 52 inches and not more than 6 inches thick usually thinner standard full size crib dimensions interior. As you might guess from the name the standard crib mattress is the typical mattress size for baby cribs. Internal dimensions of standard size baby cribs are regulated by the government so they are approximately the same for all full size cribs all standard size crib mattresses fit into all standard size cribs. A standard crib mattress is 52 by 28 inches.

According to u s regulations a standard full size crib is 30 inches wide and 54 inches long. Cribs are commonly rectangular in shape with a small mattress placed at the bottom. According to the consumer products safety commission a standard or regular crib mattress should be no more than 6 inches thick and measure at least 27 1 4 inches wide and 51 1 4 inches long. Standard crib mattress dimensions.