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.
Explore by Size
We also recommend using our search tool to find companies that build the type of annexe you’re looking for in your part of the UK, as some of the companies featured here operate within specific regions.
See Which Granny Annexe Specialists Work in Your Part of the UK
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.
SIP’s Granny Annexe
Annexe Spaces built an 8m x 5m SIPs granny annexe in Scotland. The one-bedroom home includes a bright living area, well-equipped kitchen, and modern shower room. Highly insulated for comfort and efficiency, the project covered planning, groundworks, and utility connections, offering a comprehensive solution.
A Granny Annexe Needn’t Dominate the Garden
A compact L-shaped granny annexe by Booths demonstrates how self-contained living spaces can fit harmoniously in smaller gardens. Built under the Caravan Act, this one-bedroom dwelling offers modern, light-filled accommodation without overwhelming the original property.
Student Den in the Garden
Timeless Garden Rooms designed this stylish student den with a modern mono-pitch roof, Larch cladding, and custom sliding doors. The 6m x 3.5m space features three rooms: two living areas and a shower room, offering privacy and practicality for a university student.
12m x 5m Two Bedroom Granny Annexe
Timeless Garden Rooms designed this 12m x 5m granny annexe with two bedrooms, a vaulted living area, and a shower room. Featuring underfloor heating, wheelchair-accessible doors, and a veranda, it offers independence, comfort, and thoughtful futureproofing for elderly family members.
Flexible Garden Room: Home Office & Guest Accommodation
Swift Unlimited designed this 8.15m x 4.65m garden room blending a home office with guest accommodation. Featuring extensive glazing, Cedar cladding, and composite decking, it required planning permission due to its height. The dual-purpose space offers functionality with seamless indoor-outdoor integration.
5 Sided Garden Annexe
Executive Garden Rooms designed a unique five-sided garden annexe with no 90-degree corners, maximising space and functionality. This 30sqm, self-contained home features an open-plan layout and pressurised water system. Supplied on a turnkey basis including planning services and groundworks.
Garden Apartment for a Long Garden
A 7.5m x 5m garden annexe creates a modern studio apartment in the middle of a long garden. The design features bi-fold doors at both ends, fitted furniture, high-spec kitchen and shower room, maximising space while maintaining garden views.
Living the Dream in a Norwegian Log Annexe
A couple fulfilled their dream of owning a log cabin by building a bespoke Norwegian Log annexe in their daughter’s garden. This low-maintenance, two-bedroom home complies with the Caravan Act, offering charm, practicality, and a seamless downsizing solution.
L-Shaped Granny Annexe
Booths Garden Studios offers spacious L-shaped granny annexes under the Caravan Act, featuring open-plan living spaces with modern kitchens and shower rooms. Their QCB range provides a cost-effective, planning-friendly solution with a 25-year warranty and extensive glazing for natural light.
Garden Annexe in Scotland
JML Garden Rooms built this 33sqm annexe in Scotland, providing independent living for a family’s mother. Featuring off-site SIPs construction, quick installation, and a modern design, the light-filled home includes a vaulted living room, kitchen, bedroom, and shower room.
Garden Granny Flat
Executive Garden Rooms specialise in bespoke garden granny flats, offering a fully managed service from design to completion. Their projects feature custom layouts, like this well-insulated L-shaped annexe with a sedum roof, and fire-resistant cladding for durability.
Garden Bedroom with En Suite
A 6m x 3.6m en-suite garden bedroom in Dorset was built by Executive Garden Rooms. The turnkey project includes design, utility connections, and planning management. The well insulated annexe features wrap-around glazing and a spacious shower room.
Replace a Garage with a Holiday Let
A garden annexe can generate rental income with proper permissions. Miniature Manors transformed the site of an old garage into a stylish, self-contained holiday let with a double bed, kitchen, shower room, and decked terrace. Required Planning Permission & Building Control.
Guest Bedroom in the Garden
Building a garden bedroom is an efficient alternative to a home extension. This 6m x 4.3m self-contained annexe by Executive Garden Rooms features an en-suite shower room, kitchenette, and high-spec finishes. Their turnkey service covers design, construction, and regulatory compliance.
Garden Annexe Gives a Son His Independence
Executive Garden Rooms built an 8m x 5m self-contained garden annexe, providing a modern, independent home for a young family member. Featuring a living space, kitchenette, double bedroom with ensuite, and full mains connections, it’s a cost-effective alternative to traditional housing.
14.5m Garden Room That Spans the Width of the Garden
Swift Unlimited designed a 14.5m garden annexe spanning the garden’s width, featuring two living spaces, a shower room, and storage with a seamless “secret door.” Its flexible design supports evolving uses, with a deck planned to connect to a future pool.
7m x 5m Contemporary Garden Annexe
Executive Garden Rooms created a 7m x 5m contemporary garden annexe tailored for one-person living. Their comprehensive service covers planning and construction, using reinforced concrete foundations and extensive glazing for light-filled interiors. The annexe includes a kitchen, double bedroom, and ensuite.
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