Home Interior Design Ideas
Rear kitchen extension ideas and examples

22nd April 2025

Rear kitchen extension ideas and examples

A rear kitchen extension is a fantastic way to transform your home, creating a brighter, more spacious, and functional living area that often becomes the true heart of the house. 

Whether you dream of a sleek, modern space for entertaining or a cosy, family-friendly hub, extending your kitchen outwards can unlock a wealth of possibilities. At Premier Crafts, we understand the transformative power of a well-designed and expertly built kitchen extension. 

This handy guide will explore a variety of rear kitchen extension ideas and examples to inspire your project, while also highlighting the key considerations for design, installation, and construction.  

Why choose a rear kitchen extension?

Before diving into specific ideas, let’s consider why a rear kitchen extension is such a popular choice for homeowners: 

Increased space

The most immediate and impactful benefit of a rear kitchen extension is the substantial increase in your home’s overall floor area. This newfound space unlocks a multitude of possibilities for your kitchen and adjoining living areas. 

Imagine having ample room for a larger, more functional kitchen layout, a dedicated dining space perfect for family meals and entertaining, or even a comfortable seating or relaxation zone where you can unwind. This additional square footage transforms cramped and cluttered kitchens into spacious and inviting hubs of the home. 

Improved natural light 

Rear extensions are often strategically positioned to maximise the intake of natural light. By incorporating expansive windows, elegant bi-fold doors that open the entire rear wall, or well-placed skylights, a rear extension can flood your kitchen with daylight. 

This not only creates a brighter and more visually appealing atmosphere but can also have positive effects on your mood and wellbeing. A naturally lit kitchen feels more airy, open and connected to the outdoors. 

Enhanced functionality

A well-designed rear kitchen extension offers the opportunity to address any functional limitations of your existing kitchen. Whether you struggle with insufficient storage, a poor workflow that makes cooking a chore, or a lack of dedicated areas for specific tasks like food preparation or baking, an extension allows you to create a space that perfectly suits your needs. 

You can incorporate more cabinets, a larger island with integrated appliances, a dedicated pantry or even a separate utility area to streamline your kitchen activities and make daily life more efficient. 

Seamless flow

A rear kitchen extension provides a fantastic opportunity to create a seamless transition between your indoor living space and your garden. By incorporating features such as wide-opening patio doors or bi-fold doors, you can effortlessly connect your kitchen and outdoor areas. 

This is ideal for al fresco dining, entertaining guests and simply enjoying the beauty of your garden from the comfort of your home. This enhanced connection fosters a greater sense of space and allows you to make the most of your outdoor areas. 

Property value

As well as improving your day-to-day life in several ways, a high-quality rear kitchen extension represents a significant investment in your property’s future. A well-designed and expertly built kitchen extension is a highly desirable feature for potential buyers.  

The added space, improved functionality, and enhanced look can substantially increase the market value of your home, making it a worthwhile long-term investment that can yield significant returns.

A kitchen with a large glass front, showing the back garden.

Rear kitchen extension ideas and examples for inspiration 

The open-plan kitchen diner

Perhaps the most sought-after rear extension, the open-plan kitchen diner creates a spacious, multi-functional area. Typically involving the removal of the dividing wall, it creates a smooth flow between cooking, dining, and often a relaxed living or seating space. 

Key features frequently include a central kitchen island with a breakfast bar and ample room for a dedicated dining table, making it ideal for sociable families and those who love to entertain. Careful zoning with rugs, furniture, and lighting is essential in these designs, along with consideration for noise levels.  

The glazed extension

For those who prioritise natural light and a strong connection with the outdoors, a glazed extension is a stunning option. Characterised by extensive use of glass, think bi-fold doors, sliding doors, panoramic windows, and even glass roofs or lantern skylights, these extensions create a bright and airy atmosphere. 

They are particularly well-suited to homes with beautiful gardens and those seeking a contemporary look. Key design considerations include the thermal efficiency of the glass, privacy, and the structural requirements to support the large, glazed panels. 

The L-shaped extension

An L-shaped extension offers a more substantial increase in space by wrapping around the rear and side of the property. This design often allows for the creation of distinct zones within the extended area, such as a larger kitchen alongside a separate utility room or a more defined dining space. 

It’s a great solution for properties with sufficient side garden space and families needing more clearly defined functional areas. Integrating the new structure seamlessly with the existing house and carefully planning the layout to maximise the extended space are important design considerations, along with potential planning restrictions. 

The single-storey extension with a twist

Even a simple, rectangular rear extension can be transformed into something special with thoughtful design elements. This approach focuses on incorporating unique features like vaulted ceilings with skylights, exposed brickwork, statement lighting fixtures, or distinctive flooring to inject personality and character. 

The emphasis is often on using high-quality materials and finishes to elevate the space. This idea is perfect for those who prefer a straightforward extension but still want to create a stylish and individual home. Identifying key design features that reflect personal taste and working with a designer to achieve a cohesive look are crucial.

A kitchen with a large island open to the lush back garden.

The extension with a garden room element

Blending practicality with relaxation, a kitchen extension with a garden room element incorporates a more informal seating area designed to enjoy views of the garden. This often involves large windows or doors that blur the lines between indoors and outdoors, creating a relaxed and inviting space adjacent to the main kitchen area. 

It’s an ideal choice for those with green thumbs and those seeking a seamless transition between their indoor and outdoor living spaces. Ensuring comfortable temperature regulation throughout the year and selecting durable, stylish furniture suitable for both indoor and outdoor views are key design considerations. 

Kitchen design for your rear extension  

Once you have a clear vision for the shape and size of your rear extension, the next step is the kitchen design. This stage involves carefully planning the arrangement of your cabinets, selecting appropriate worktops, integrating your chosen appliances and optimising storage solutions to achieve a space that is both practical and attractive. 

We collaborate with experienced kitchen designers with the expertise to help you create the perfect layout for your new extension. Our designers take into careful consideration several key factors to ensure a successful outcome. 

This includes workflow, where we focus on establishing a logical and efficient movement between your sink, hob and fridge, often referred to as the “kitchen work triangle,” to streamline cooking processes. 

We also prioritise storage, exploring clever solutions such as pull-out drawers, innovative corner units, and tall cabinets to maximise every available inch and keep your kitchen organised. The integration of your chosen appliances is another vital aspect, ensuring they are not only functional but also visually cohesive. 

Furthermore, we pay close attention to lighting, planning a combination of task lighting for food preparation areas, ambient lighting to create a welcoming atmosphere and accent lighting to highlight specific features.  

Finally, the overall look of your kitchen is paramount, and we guide you in choosing materials, colours and finishes that not only reflect your personal style but also beautifully complement the design of your new extension. 

Bringing the vision to life with construction

With the design finalised, the project moves into construction, the point at which rear kitchen extension ideas are made manifest. This stage demands careful planning, expert management and spotless execution to ensure the longevity and quality of your rear kitchen extension. 

Our dedicated construction team, drawing upon extensive experience in building high-quality home extensions, manages every aspect of this process with unwavering attention to detail and clear communication. 

The initial step involves groundworks, which includes the essential preparation of the site through careful excavation and the laying of robust foundations that will provide a stable and secure base for your new extension. 

Following this, the structural work commences, where the walls, roof and any necessary structural supports are expertly constructed, forming the very skeleton of your extended space. 

The first fix stage then involves the crucial installation of the fundamental building services, including plumbing lines for water and drainage, electrical wiring for power and lighting, and the fitting of insulation to ensure energy efficiency and comfortable living. 

The second fix stage sees the interior of the extension begin to take shape with the installation of plasterboard to create smooth wall surfaces, the fitting of flooring, and the hanging of internal and external doors and windows.

A large modern kitchen in the middle of a renovation, with countertops yet to be installed.

Installation and finishing touches

The final stage in bringing your rear kitchen extension ideas to fruition is the installation of the elements that truly make the space your own and ensure it is ready for everyday living. 

While the construction phase provides the structural framework and essential services, the installation phase focuses on the finer details and the integration of the features that will define how your new space ultimately looks and feels to inhabit and use. 

This includes the careful fitting of all the components chosen during the design phase. For the kitchen itself, this involves the expert installation of your selected cabinetry, ensuring perfect alignment and smooth operation. 

Worktops are fitted with precision, creating durable and attractive surfaces for food preparation and everyday use. Appliances are then integrated into the design, ensuring they are correctly connected and function efficiently. 

Beyond the kitchen itself, the installation phase encompasses the fitting of internal doors, ensuring smooth transitions between spaces, and the installation of windows, allowing natural light to flood the area and providing views of the outside. Flooring is laid with care, providing a durable and visually appealing surface underfoot. 

Finally, the installation phase extends to the finishing touches that truly personalise your new space. This includes painting and decorating the walls and ceilings to your chosen colour scheme, adding decorative elements, and potentially undertaking any landscaping work to seamlessly blend the new extension with your existing garden. 

Our skilled team ensures that every aspect of the installation is carried out with immaculate attention to detail, resulting in a rear kitchen extension that is not only beautifully designed and structurally sound but also perfectly finished and ready for you to enjoy for years to come. 

Trust Premier Crafts with your rear kitchen extension

A rear kitchen extension is a significant investment that can dramatically improve your home and lifestyle. By exploring the various design ideas and understanding the key stages involved in design, installation and construction, you can embark on this exciting project with confidence. 

We are passionate about bringing our clients’ rear kitchen extension ideas to life and exceeding their expectations. Contact us today to discuss your rear kitchen extension ideas and let us help you transform your house into your dream home.

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“Thrilled with the results”

Absolutely fantastic from start to finish! From our first visit to the showroom to the installation and completion of our new kitchen, the customer service we received was faultless. The quality and workmanship is another level. I am absolutely thrilled with the results.

Mrs Claremont

"Extremely pleased from start to finish with the installation"

Just had our bathroom fitted by Premier Crafts. It was overseen by Jason and fitted by Dave. We were extremely pleased from start to finish with the installation. Nothing was too much trouble. We would not hesitate in recommending Premier Crafts to family and friends. Thank you

Bryan Cook

"You will not be disappointed"

We have used Premier Craft several times now and found them to be accommodating, competitive and professional. A great team with expert staff. I recommend them to all my friends and family. You will not be disappointed.

Jason Sheriff

"Quality designs and quality workmanship"

Quality designs and quality workmanship, attention to detail and friendly customer relations. No hesitation in recommending this company to anyone.

David Watson

"We have nothing but praise for this company"

We had our kitchen fitted and from the first visit to the showroom to the finish of job we have nothing but praise for this company. Jason did an excellent job of planning and the tradesmen were highly skilled and very polite. They answered all of our questions. We have no hesitation in recommending them.

Michelle Deneven

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