How to Calculate the Size of a Complete Cake Box?

As a seasoned company with over a decade of experience in producing bakery packaging products, we specialize in cake boards and cake boxes, and we’re dedicated to providing packaging solutions for our clients. We’re glad to share insights on choosing cake box sizes—covering standard dimensions, how to pick the right width and height, and box style selections:

Firstly, here are the 3 common sheet cake sizes used for baking, match with the suitable cake box size.

For a full sheet cake (16*24 inch), the matching cake box is 17*25 inch.

For a half sheet cake (13*17 inch), the matching cake box is 14*18 inch.

For a quarter sheet cake (9*13 inch), the matching cake box is 10*14 inch.

These are for rectangular cakes, but we also frequently produce boxes for round and square cakes. Our standard sizes for these include as below:

As 8*8-inch box (fits the 6-inch or 7-inch cakes)

As 10*10-inch box (fits the 8-inch or 9-inch cakes)

As 12*12-inch box (fits the 10-inch or 11-inch cakes)

As 14*14-inch box (fits the 12-inch or 13-inch cakes)

Pls kindly noted:Both round and square cakes can use the same-sized boxes.

Now, let me show how to choose the right height and material for the cake box:

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--Cake box height:

 This depends on the number of cake layers and the complexity of its decorations. 

For a single layer cake, a height of 4–5 inch (for example, 10*14*4 inch or 8*8*4 inch) is usually sufficient.

For a two-layer cake, we recommend an 8–10-inch height (for example 10*10*8 inch or 14*18*8 inch).

As for three-layer cake requires a taller box—at least 12 inch high (for example 12*12*12 inch or 19*14*12 inches).

It should be noted that large rectangular cakes are rarely made in multiple layers, as they’re easy to tipping over; they’re typically single-layer. If your cake has tall decorations (like cake toppers, fans, or decorated balls etc), you will need a taller box.

--Cake box material:

White cardboard (350gsm or 400gsm) the surface is smooth and easy to be printed, making it a favorite among bakers(especially for bakery shops). It is cost-effective and works well for standard single-layer cakes, but it has weaker load-bearing capacity—so it’s not ideal for heavy cakes or long-distance shipping.

Ccorrugated board is sturdy and durable, suitable for heavy cakes or long-distance delivery. Popular styles include the cake boxes with separate lids or the cake box with handle-equipped boxes. Most clients opt for minimal printing on these; common color options are white outside  with brown inside, or double-sided white.

--Other factors:

The size of your cake board and its thickness matter too: a 12mm thickness cake drum requires a slightly larger box, while a 2–3mm-thin cake base board works with standard-sized boxes. Shipping costs and storage should also be considered: white cardboard boxes are lighter weight and easy to folded, so they’re cheaper to ship and easier to store. Corrugated boxes, by contrast, can’t be folded as a small part and take up more space, leading to higher shipping costs.

Except for the above ideas, What more we can do for you?

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https://www.cake-board.com/cake-box-with-separate-lid/

We also offer custom cake box sizes. Many bakers now make cakes in irregular shapes (like hearts or ovals) or non-standard sizes, and we can create custom cake boards and boxes to fit these. We also support custom designs—such as adding your store logo or creating holiday-themed packaging (for Christmas, Valentine’s Day, etc.).

 If you have any custom needs, feel free to contact us at any time, and we’ll provide the best packaging solution for you.

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Post time: Nov-29-2025