How Much Does a Celebration Cake Cost in the UK?
- Kimmi’s Cakes
- 8 hours ago
- 3 min read
Planning a birthday, milestone celebration, or special event often comes with one very common question:
How much does a celebration cake cost in the UK?
The short answer is that bespoke celebration cakes typically start from around £165 and increase depending on size, design, and level of detail.
But the real answer is a little more nuanced.
Custom cakes are individually designed and created by hand, which means the final price depends on several factors. In this guide, I’ll walk you through what affects celebration cake pricing so you can better understand what goes into creating a bespoke cake.

What Affects the Cost of a Celebration Cake?
Every bespoke cake is different. The price is influenced by several factors including size, design complexity, and the amount of time required to create the finished cake.
Below are the key elements that determine the cost.
1. Cake Size and Number of Portions
One of the biggest factors affecting price is the size of the cake and the number of servings required.
Larger cakes require:
• More ingredients
• More preparation time
• Larger boards and structural support
For example, a single tier cake designed for a smaller celebration will cost less than a multi-tier cake designed to serve a large party.
Typical serving guides look like this:
6" cake – approximately 12–20 portions
7" cake – approximately 16–28 portions
8" cake – approximately 24–36 portions
If you're unsure what size cake you need, a cake designer will usually help guide you based on your guest numbers.

2. Design Complexity
Another major factor in pricing is how detailed the design is.
A simple buttercream cake with minimal decoration will require less time than a cake featuring intricate decorations.
Examples of designs that increase complexity include:
• Handcrafted fondant figures
• Sculpted or novelty cakes
• Hand painting
• Sugar flowers
• Detailed textures or patterns
Each of these elements takes additional time and skill to create.
Because bespoke cakes are designed individually, even small details can significantly affect the amount of work involved.

3. Handmade Decorations
Unlike mass-produced cakes, bespoke cakes often include decorations made entirely by hand.
These might include:
• Fondant characters
• Sugar flowers
• Custom cake toppers
• Hand-modelled elements
• Edible prints or personalised details
These decorations can take several hours to create, which contributes to the overall cost of the cake.
This is one of the reasons custom cakes are priced differently from supermarket cakes.
4. Ingredients and Quality
Professional cake designers typically use high-quality ingredients to ensure the cake tastes as good as it looks.
This often includes:
• Proper butter in buttercream
• High quality chocolate
• Fresh ingredients
• Premium flavour fillings
The focus is on creating a cake that is both visually impressive and delicious for guests to enjoy.

5. Delivery and Setup
If delivery is required, this will also affect the final price.
Delivery costs typically reflect:
• Distance travelled
• Transport time
• Secure cake transpor
t• Setup where required
For many cakes, collection from the studio is also available.
Celebration Cake Pricing at Kimmi’s Cakes
As a general guide, celebration cakes typically start from:
6" round cake (12–20 portions) – from £165
7" round cake (16–28 portions) – from £195
8" round cake (24–36 portions) – from £245
Final pricing will depend on the design and level of decoration required.
Ordering a Bespoke Celebration Cake
If you're planning a birthday, anniversary, or special celebration, a bespoke cake allows you to create something truly personal. Every cake is designed individually based on your theme, colours, and style.
To request a quote, simply send over:
• Event date
• Number of servings required
• Design ideas or inspiration images
• Preferred flavour
Celebration Cakes in Swindon and Wiltshire
Kimmi’s Cakes is based in Swindon, Wiltshire, creating bespoke celebration cakes for birthdays, parties, and special occasions.
Each cake is designed with care, attention to detail, and high-quality ingredients to ensure it looks beautiful and tastes just as good.

Final Thoughts
Celebration cakes are more than just dessert. They often become the centrepiece of the event, photographed, shared, and remembered long after the celebration is over.
Understanding what goes into the pricing of a bespoke cake helps ensure you choose the right cake for your event, your guests, and your budget.
If you'd like to discuss a cake for your upcoming celebration, you're always welcome to get in touch.

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