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.
Garden Office, Gym and Guest Bedroom Annexe by A Room in the Garden
This annexe by A Room in the Garden delivers a home office, gym and self-contained guest accommodation in one garden building — giving a busy family the space they need and genuine privacy for everyone on the property.
Vagabond Haven Elise: Self-Contained Tiny House Living
The Vagabond Haven Elise is a 25sqm self-contained tiny house with two sleeping lofts, a full oak-topped kitchen with dishwasher, and a proper wet-room bathroom. A Swedish company, newly entering the UK market, built to Scandinavian year-round standards.
Annexxa 635 by Garden Annexes: Open-Plan Living in a 31sqm Footprint
This Annexxa 635 by Garden Annexes packs open-plan living, a well-appointed kitchen, en-suite shower room and flexible sleeping into a 30.9sqm footprint. Wide-board cladding, shadow gap detailing, and a soft blue-grey palette make for a compact annexe with considered architectural character.
Garden Living Annexe in Matfield by Ark Design Build
A 50sqm Ark Design Build garden annexe in Matfield, Kent, combines open-plan living, separate bedroom with garden views, generous en-suite, and store. Low-maintenance Thermowood cladding, anthracite grey door and window frames. A turnkey route from design through Building Control to complete handover.
44.3sqm One-Bedroom XB Annexe by Garden Annexes
This Garden Annexes XB 745 is a one-bedroom annexe with 38.1sqm of living space internally, Mallard Green cladding and black-framed glazing. Open-plan living opens to the garden; the bedroom has three tall windows with pleasing rhythm. Turnkey handover by the in-house team.
Annexxa 845 One-Bedroom Annexe by Garden Annexes
This Annexxa 845 by Garden Annexes is 51.15 sqm, configured as a one-bedroom home with open-plan living, L-shaped kitchen and en-suite. Low-maintenance exterior, mono-pitch roofline and full turn-key from design to handover.
One Bedroom Mobile Home Annexe
This elegant East Sussex mobile home annexe by A Room in the Garden sits lightly at the end of a family garden, combining higher ceilings, calm neutral interiors and thoughtful materials to create a wonderfully light and airy, comfortable home with its own outdoor space.
Ex-Display SIPs Annexe by Heritage Living Group
Heritage Living Group’s ex-display SIPs annexe from the Great Yorkshire Show is for sale. SIP core, cladding, roof and glazing in place; interior unfinished for your layout and finishes. One unit only — contact Heritage Living Group for details.
29.4sqm Open-Plan Ivyo by Garden Annexes
This 29.4 sqm open-plan Ivyo 540 by Garden Annexes is finished in Midnight Black with a vaulted ceiling, exposed trusses and zoned living, kitchen and bedroom space. En-suite shower room and a full turnkey handover, including groundworks and services.
36.98sqm One-Bedroom Garden Annexe by Swift Unlimited
This 8.6m x 4.3m self-contained garden annexe in Cheshire by Swift Unlimited was built with full planning and Building Regs for multi-generational living. SIPs on ground screws, cedar cladding, a Shaker kitchen and en-suite; delivered turnkey from design to handover.
A Look at Garden Annexes’ On-Site Build Phase
A look at how Garden Annexes’ in-house team transforms a garden in just one day, with a full annexe frame erected on site. Their Suffolk-based manufacturing, coordinated groundworks and project-managed installation help keep the on-site phase efficient, organised and homeowner-friendly.
A Room in the Garden Designed to Fit an Angled Plot
A Room in the Garden has created a bespoke garden room that follows the angled boundaries of this plot, maximising every inch of space. The made-to-measure design combines a home office, gym, and guest room, with impressive architectural detailing.
Garden Living Annexes by Green Retreats
Green Retreats has introduced a signature range of garden living annexes designed for relatives of all ages. Choose from The Den, The Nest, or The Hide — each tailored for comfort, style, and year-round living under the Caravan Act or full planning.
Booths Garden Annexes Explain the Caravan Act
Booths Garden Annexes have released a helpful video explaining how their granny annexe buildings comply with the Caravan Act, outlining who can live in them, the size and mobility requirements, and how their insulated designs meet the criteria for lawful mobile homes.
Family Annexe and Weekend Retreat by Timeless Garden Rooms
This one-bedroom annexe by Timeless Garden Rooms serves as a family retreat and guest accommodation with a cinema room. Featuring vaulted ceilings, a Farrow & Ball finish, and full Building Regulations approval, it’s a comfortable year-round living space built to modern house standards.
Flexible Multi-Purpose Garden Annexe in Sheffield
Heritage Living Group designed and built this 8m x 4.5m garden annexe in Sheffield. With SIPs construction, Millboard cladding, a stylish kitchenette, shower room, and bi-fold doors, it’s a comfortable year-round space for flexible use.
Buy a Second Hand Booths Garden Annexe
Booths Garden Annexes offer second hand living annexes that comply with the Caravan Act. With significant savings compared to new, and installation by the Booths team included, these annexes provide a cost-effective way to create a comfortable home.
Beach Hut Annexe by Timeless Garden Rooms
Timeless Garden Rooms replaced an ageing coastal chalet with a 30sqm fully insulated annexe. Finished with reclaimed interiors and traditional detailing, the beach hut-style building offers comfortable year-round use and a characterful retreat that blends seamlessly with its seaside setting.
Moving a Garden Annexe Mobile Home
An Instagram video by A Room in the Garden shows a high-specification mobile home annexe being lifted and repositioned on the same plot, proving that even multi-layer SIPs builds can meet the Caravan Act’s mobility test with the right expertise.
Seeing a Garden Annexe in Person: A Valuable Step in the Buying Journey
Visiting a garden annexe in person is a valuable part of the buying journey. Garden Annexes make this easy with three furnished show models at their Suffolk site, helping you visualise the space and talk through your ideas.
One-Bedroom Annexe with Mediterranean Style by Vita Modular
This compact one-bedroom garden annexe by Vita Modular features a crisp white render, bold Greek blue bi-folds, and a bespoke interior layout. Designed as a turnkey living space, the project showcases Vita’s steel-framed build system and performance-driven materials.
31.5sqm One Bedroom Annexe in the Garden
Swift Unlimited designed this 31.5sqm one-bedroom garden annexe in Dorset for an autistic adult, ensuring privacy and independence while keeping family support nearby. Featuring Douglas Fir cladding, large sliding doors, a stylish kitchenette, and an en-suite shower room, it’s a bespoke, low-maintenance home.
iHus Garden Annexes
iHus specialises in quality, self-contained garden annexes for year-round living. With three distinct ranges, tailored designs, and a full turnkey service, iHus provides durable, energy-efficient homes across England and Wales, ensuring comfort and independence for multi-generational living.
Living Annexes by A Room in the Garden
A Room in the Garden designs high-quality living annexes, offering turnkey solutions for both full planning permission and mobile homes under the Caravan Act. This article explores their projects, showcasing how they tailor each annexe to suit individual client needs.