Granny Annexe Buildings
If you're considering creating a self-contained granny annexe in your garden, you’re in the right place to explore the work of leading annexe specialists. The articles below showcase a variety of projects, each tailored to meet the client’s living requirements, budget, and available garden space. These annexes provide an ideal solution for allowing an older relative to live close to family while maintaining their privacy and independence. Some projects were built with Full Planning Permission and Building Regulations, while others were designed to comply with Caravan Act rules.
Our website includes a dedicated section on self-contained garden bedrooms and living annexes, where we feature projects organised by size and layout.
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Granny Annexe Examples
The articles are listed with the most recently published first, so use the pagination to explore the full range of ideas and designs.
One Bedroom Annexe Overcomes Significant Slope
In Tunbridge Wells, Ark Design Build have created a 42sqm garden annexe that skilfully overcomes a challenging sloped site. The contemporary barn-style building features a dual-pitched zinc roof, black Thermowood cladding and a well-appointed interior with vaulted ceilings throughout.
Garden Studio Apartment
A 5.5m x 5.8m garden studio apartment from Booths offers flexible, open-plan living space. Designed to comply with the Caravan Act, this portable annexe features a kitchen, shower room and customisable living area, making it suitable for both younger and older relatives.
Garden Annexes Kitchens: Heart of the Home, Even When Downsizing
Garden Annexes ensure that downsizing doesn’t mean sacrificing your kitchen. With customisable layouts and finishes, you can design a kitchen that suits your style and needs, maintaining practicality and charm while making it the heart of your garden annexe.
Spacious Garden Living Annexes: A Simple Design Trick
Choosing a pitched roofline for your garden annexe can create a vaulted ceiling, enhancing the sense of space and light. Garden Annexes’ St. George range demonstrates how this design trick transforms interiors, making them feel open and airy with added character and style.
Garden Rooms & Annexes Support Multi-Generational Living
The rise of multi-generational living in the UK, highlighted by Make Room Outside’s survey, shows 71.4% of adults open to this lifestyle. Key motivators include caregiving, financial savings, and post-breakup support. Garden rooms and annexes offer flexible, efficient housing solutions.
One-Bedroom Annexe by AMC Garden Rooms
AMC Garden Rooms created a bespoke one-bedroom annexe for a disabled relative in Hemel Hempstead. The 9.5m x 6m L-shaped structure features a kitchen-living room, en-suite bathroom, and entrance hall. Built under the Caravan Act, it offers independent living with family nearby.
Cosy Garden Room with Bathroom
Cosy Garden Rooms recently crafted a 5m x 3.5m multipurpose garden room, designed as an office, sitting room, and occasional bedroom with a bathroom for guest convenience. Built in four days, this flexible, insulated space enhances family life, providing accessible, self-contained accommodation.
Open-Plan Garden Annexe in Surrey
Miniature Manors delivers a turnkey service for garden annexes, managing every detail from design to completion. This Surrey project features an 8.7m x 4.4m open-plan living space with Millboard cladding, bi-fold doors, and a bespoke Shaker-style kitchen for seamless modern living.
A Garden Home Brings a Family Together
In Oxford’s countryside, A Room in the Garden reunited farmers with their land through a bespoke mobile home. The 87.45sqm dwelling, featuring a farmhouse kitchen and luxurious amenities, complies with the Caravan Act. Its design harmonises with rural surroundings while offering modern comforts.
36sqm One-Bedroom Garden Annexe
This Swift Unlimited 36sqm one-bedroom garden annexe highlights their collaborative, bespoke approach. Designed to maximise garden space, it features an L-shaped layout, tailored kitchen, pocket doors, built-in storage, and an ensuite, providing independence and comfort close to family.
Contemporary 2-Bedroom Garden Annexe
Annexe Spaces crafted a 60.86sqm garden annexe featuring two bedrooms, a shower room, and an open-plan living area with kitchen. The contemporary design incorporates ample glazing, white rendered frontage, and Anthracite Grey accents. Ground screws enabled construction on sloped terrain, creating a versatile, cost-effective living solution.
1-Bed Annexe for an Awkward-Shaped Garden
Ark Design Build created a 30sqm one-bedroom garden annexe featuring an angled wall to maximise an irregular garden space. The design includes a kitchen, living area, ensuite bedroom, and strategically placed sliding doors, offering modern, light-filled accommodation.
3-Bedroom Garden Annexe
A Room in the Garden crafted a bespoke three-bedroom annexe in a family’s garden, allowing for multi-generational living. The spacious design features an open-plan living area, family bathroom, and comfortable bedrooms. Complying with mobile home regulations, it blends modern comfort with practical, tailored solutions.
A Uniquely Shaped Mobile Home Slots into the Garden
A Room in the Garden designed a wedge-shaped mobile home annexe for an irregular garden. The bespoke design maximises space, featuring a kitchen, living area, bedroom and shower room. Its unique shape and tailored design demonstrate innovative solutions for challenging spaces under Caravan Act regulations.
Downsize to a Bespoke Garden Annexe
This bespoke 48.83 sqm garden annexe in Margate showcases Swift Unlimited’s collaborative approach. Featuring tailored interior layout, roof windows, and pocket doors, it provides independence and comfort for a client downsizing to live near family. Completed on-site in six weeks.
Light & Airy Garden Annexe for the Whole Family
This versatile 30sqm garden annexe in Kent features a main room with kitchen, shower room, utility space and storage. Built to full Building Regulations standards, it includes a pitched roof, herringbone flooring, cedar cladding and modern fixtures, suitable for multi-generational family use.
Garden Annexe: A Practical Alternative to Care Homes
This bespoke Swift Unlimited 9m x 4.25m garden annexe offered a practical alternative to a care home. Designed for a Wiltshire family, it features wheelchair accessibility, a modern kitchen, and a wet room. Completed in four weeks, it ensures independence with close family proximity.
Self-Contained Teenager’s Den in the Garden
This 40sqm garden annexe by Timeless Garden Rooms offers teenagers a private, adaptable retreat while staying close to home. Featuring a bespoke interior, a kitchenette, a shower room, and a sleeping deck, it blends functionality with aesthetic appeal, providing family entertainment and guest space.
Old Garage to Multifunction Garden Room with Shower
Executive Garden Rooms replaced an old garage in Christchurch, Dorset, with a multifunctional garden room that serves as a home office, family room, and guest accommodation. The 9.5m x 3.4m space features a high-gloss kitchenette, spacious shower room, and stylish, low-maintenance finishes.
L-Shaped One Bed Granny Annexe
Annexe Spaces designed a bespoke L-shaped granny annexe with a double bedroom, en-suite, and open-plan living area. The 8.3m x 6.3m structure features a U-shaped kitchen, composite wood terrace, and low-maintenance exterior combining Thermowood and cement fibre board cladding. The design prioritises comfort, style, and independence.
Versatile Garden Room for All the Family
Executive Garden Rooms built a 7.8m x 4.5m versatile garden room in a Dorset Conservation Area, featuring a half-height wall to create functional zones. Complete with a pressurised shower system and kitchenette, the design adapts seamlessly for work, family, or guests.
Planning Permission or The Caravan Act For my Annexe?
Swift Unlimited explain the differences between building a garden living annexe as a permanent residence with planning permission and Building Regulations, compared with following the Caravan Act rules, ensuring clients make informed decisions for their multi-generational living needs.
85sqm Two-Bedroom Garden Annexe
This 85sqm two-bedroom garden annexe by Timeless Garden Rooms provides a self-contained, adaptable living space for older relatives. Featuring two en-suite bedrooms, an open-plan kitchen and living area, and a covered veranda, it offers independence, comfort, and proximity for family care.
The Party is Getting Started in the Annexe
This Kent garden annexe serves as a sophisticated party space with a DJ booth, modern kitchen and shower facilities. The L-shaped design features bi-fold doors, skylights and 3m-high ceilings, whilst meeting full building regulations for potential future accommodation.
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