# What Size Is a Half Sheet Cake? An In-Depth Guide

What Size Is a Half Sheet Cake? Learn the exact dimensions of a half sheet cake (18" x 13" x 1") and how many people it serves (58-39). Click here to find out more about half sheet cake sizes and serving sizes.

As an Amazon Associate BakingBakewareSets.com earns from qualifying purchases.

Ever found yourself in the middle of planning a party and suddenly hit with a daunting task?
What size is a half sheet cake?
Trust me, you’re not the only one asking this question. And the answer isn’t as straightforward as you might think.

Picture this. You’re hosting a birthday party or planning a wedding, or maybe organizing a corporate event.
The size of the cake matters. It’s all about making sure everyone gets a slice and not having too much or too little left over.

Let me break it down for you. A half sheet cake typically measures 11 by 15 inches or 12 by 16 inches in the United States. But, here’s the kicker. The dimensions can vary depending on the bakery or store. For example, the measurements of a half sheet cake at Walmart might be slightly different.

Drawing from my extensive experience in baking and event planning, I’m here to guide you through all things related to half sheet cakes. From their dimensions to serving sizes, and comparisons with other cake sizes. We’ll cover it all. So, are you ready?

Key Facts:

• A half sheet cake typically measures 11 by 15 inches or 12 by 16 inches. (Source: Team Research)
• The size of a half sheet cake can vary based on the bakery or store. (Source: Team Research)
• A half sheet cake serves approximately 30 to 48 people, depending on the size of the slices. (Source: Team Research)
• A full sheet cake is double the size of a half sheet cake. (Source: Team Research)
• The size of the cake pan used for baking a half sheet cake is typically 12 by 16 inches. (Source: Team Research)

## What Size is a Half Sheet Cake?

When you hear the term “half sheet cake“, what comes to mind? It generally refers to a cake that measures roughly 11 by 15 inches or 12 by 16 inches. But here’s where it gets interesting. The actual dimensions can vary. Some bakeries or stores, like Walmart, might define a half sheet cake slightly differently, either larger or smaller.

Key Takeaway: The size of a half sheet cake can vary based on the bakery or store.

### Understanding the Dimensions of a Half Sheet Cake

Measurements matter. Particularly when you’re dealing with something as critical as the dimensions of a half sheet cake. Knowing the exact measurements can help you decide whether a half sheet cake is the right size for your occasion.

Here’s the deal. A half sheet cake measures 11 by 15 inches or 12 by 16 inches. That’s about 165 to 192 square inches of delicious cake! Want to know the size in different units? That’s approximately 27.94 by 38.1 cm or 30.48 by 40.64 cm.

Tip: Use a tape measure to get the exact dimensions of your cake.

Now let’s compare these dimensions with other cake sizes:

## Half Sheet Cake Size Feeds How Many?

Let me pose a question. Half sheet cake size feeds how many?” The answer depends on a few factors, such as the size of the slices and the occasion.

Here’s the scoop. A half sheet cake can typically serve around 30 to 48 people. If you’re cutting larger slices for a smaller, more intimate gathering, you’ll have fewer servings. If you’re cutting smaller slices for a larger event, like a corporate party, you’ll get more servings.

Key Takeaway: The number of servings from a half sheet cake can depend on the size of the slices and the occasion.

### How to Determine Servings from a Half Sheet Cake

How do you determine the number of servings from a half sheet cake? It all comes down to the size of the slices.

Here’s an approximate guide:

But remember, these numbers can vary. For instance, you might cut larger slices for a birthday party where cake is the main dessert. On the other hand, you might cut smaller slices for a wedding reception where there are multiple dessert options.

Tip: Use a cake serving guide to determine the number of servings for different slice sizes.

## What Size is a Full Sheet Cake?

Ever wondered, “what size is a full sheet cake?” Well, as the name suggests, a full sheet cake is double the size of a half sheet cake. So, if a half sheet cake measures 11 by 15 inches, a full sheet cake would measure 22 by 30 inches. And if a half sheet cake measures 12 by 16 inches, a full sheet cake would measure 24 by 32 inches.

Just like half sheet cakes, the size of a full sheet cake can also vary depending on the bakery or store. Some might define a full sheet cake as 18 by 24 inches, while others might define it as 16 by 24 inches.

But regardless of the exact measurements, a full sheet cake is a substantial amount of cake! It’s perfect for large events or gatherings where you need to feed a lot of people.

### Comparing a Half Sheet Cake to a Full Sheet Cake

To help you visualize the size difference, let’s compare a half sheet cake with a full sheet cake.

As you can see, a full sheet cake is significantly larger than a half sheet cake. It offers double the amount of cake, which can be ideal for large events or parties.

Key Takeaway: A full sheet cake is double the size of a half sheet cake and can feed a larger crowd.

## FAQs About Half Sheet Cake Size

### How many pieces can you get from a 1/2 sheet cake?

The number of pieces you can get from a 1/2 sheet cake depends on the size of the pieces. If you cut the cake into 2-inch by 2-inch pieces, you can get approximately 48 pieces. But if you opt for larger pieces of 3 inches by 3 inches, you can get around 20 pieces.

### How much does a 1/2 sheet cake feed?

Catch this. A 1/2 sheet cake can typically feed around 30 to 48 people. The exact number depends on the size of the slices. If you’re cutting larger slices for a smaller, more intimate gathering, you’ll have fewer servings. But if you’re cutting smaller slices for a larger event, you’ll get more servings.

### What is considered a half sheet cake?

A half sheet cake is generally considered a cake that measures roughly 11 by 15 inches or 12 by 16 inches. But here’s the kicker. These dimensions can vary depending on the bakery or store.

### What size is a half sheet cake at Walmart?

The size of a half sheet cake at Walmart can vary, but it’s typically around 12 by 16 inches.

## Summary

Let’s wrap this up. Understanding the size of a half sheet cake is essential when planning an event. It helps ensure everyone gets a slice, and you’re not left with too much or too little cake. A typical half sheet cake measures 11 by 15 inches or 12 by 16 inches, but the dimensions can vary depending on the bakery or store.

A half sheet cake can feed approximately 30 to 48 people, depending on the size of the slices. And if you’re catering to a larger crowd, you might opt for a full sheet cake, which is double the size of a half sheet cake.

Key Takeaway: Always check the dimensions and serving size of your cake before ordering, as they can vary based on the bakery or store.

So, have I answered your question, “what size is a half sheet cake?” The next time you’re planning an event, you’ll be well-equipped to order the perfect cake.

Happy planning! If you found this guide helpful, please share it with your friends and family. And if you have more questions, don’t hesitate to reach out. I’m here to help!