Garden Annexe and Granny Annexe Specialists in the UK

We design and build garden and granny annexes across the UK, creating safe, comfortable, self-contained homes that allow loved ones to live independently while staying close to family.

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Over 200+ Granny annexes installed across the UK
16 Specialists Dedicated in-house team for design, manufacture and installation
Complete Service From planning and manufacture to final handover, with installation completed in as little as 5–10 days by our in-house team

A Range of Styles to Suit Every Home

Annexxa – Space for Living
Annexxa
Space for Living. Annexxa Garden Annexes offer exceptional value for money and are perfect for those on budget. Modernist architecture in a beautiful European style, in 24 different sizes.
Full Turn-key Project: from £67,000
Full Turn-key Project
XB – The Apartment in the Garden
XB
The Apartment in the Garden. Breath-taking contemporary annex design, manufactured in our UK factory, with beautiful details. These attractive & robust Garden Annexes are available in 24 sizes.
Full Turn-key Project: from £72,000
Full Turn-key Project
St George – The Comfortable Home at Home
St George
The Comfortable Home at Home. This Garden Annexe offers comfort, security and dependability. Available in 24 sizes. St George offers classic British architecture and enjoys a delightful vaulted ceiling.
Full Turn-key Project: from £77,000
Full Turn-key Project
Ivyo – The Barn Annexe
Ivyo
The Barn Annexe. Traditional rural grace with robust 21st century construction. A beautiful annexe range offering a selection of charming interiors, all with vaulted ceilings and exposed rafters, in 24 sizes.
Full Turn-key Project: from £79,000
Full Turn-key Project

Complete Turn-key Garden Annexes – Stress-Free from Start to Finish

Planning a granny annexe for a loved one can feel overwhelming. Our full turn-key service is designed to remove the stress by managing everything for you, from advice and planning through to a fully finished, ready-to-live-in garden home.

Planning & Preparation

We handle planning permission, certification, surveys, groundworks, and all service connections.

Advice & Design

Friendly, impartial guidance and a personalised layout designed around your garden, needs, and lifestyle.

Manufacture & Installation

Your garden annexe is manufactured in the UK and installed by our own experienced team.

Final Handover

Fully decorated, fully connected, and ready to live in. A beautiful, self-contained home.

Find an Annexe

Annexxa 430
Annexxa 430
£50,397
Turn-key: £67,000
Layout Open plan
Kitchen Yes
Perfect as Guest Suite
Interior dimension 4.4
Bathroom 1
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XB 430
XB 430
£55,438
Turn key: 72,000
Annexe Type XB 430
Layout Open Plan
Kitchen Yes
Perfect as Guest Suite
Interior dimension 4.43
Bathroom 1
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Ivyo 430
Ivyo 430
£62,112
Turn key: 79,000
Annexe Type Ivyo 430
Layout Open Plan
Kitchen Yes
Perfect as Guest Suite
Interior dimension 4.43
Bathroom 1
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St George 430
St George 430
£60,683
Turn key: 77,000
Annexe Type St George 430
Layout Open Plan
Kitchen Yes
Perfect as Guest Suite
Interior dimension 4.43
Bathroom 1
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Explore All Annexes

Home is where the Garden Annexe is….

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Annexe Bedroom

A Warm and Cosy Bedroom

Your garden annexe bedroom will be warm and cosy, with plenty of storage to suit you.

Annexe Kitchen

A Practical and Comfortable Kitchen

Your garden annexe kitchen is designed to suit your own particular requirements.

Whether it’s large and adaptable or small and neat - the kitchen in your new Garden Annexe home will always be ergonomically designed around you and will be specified with Bosch appliances throughout

Annexe Lounge

A Light and Bright Lounge

We’ll configure your garden annexe lounge to suit you - light and bright, or warm and cosy. Always spacious and designed around your lifestyle

Annexe Bathroom

A Cosy Ensuite Bathroom

Every Garden Annexe is always complete with at least one bathroom.

Full WC, basin with mixer tap and a fully specified electric shower are all included. Your bathroom can also be specified as an adaptable wet room too.

Annexe Type
Ideal For
Typical Sizes
Key Benefits
Explore
Small Annexes
Guest stays and occasional use
430 – 545
Compact, efficient, ideal for visiting family or guests
1-Bedroom Annexes
Long-term annexe living
Multiple configurations
A balance of private bedroom space and open living
2-Bedroom Annexes
Couples or added flexibility
Custom layouts
Second bedroom works as an office or guest room
3-Bedroom Annexes
Family living
945 (50sqm)
Spacious layouts offering comfort and privacy

Find your Granny Annexe Size

open plan annexe
small annexe
3-bedroom annexe layout
1-bedroom annexe
2-bedroom annexe

2026 Garden Annexes

Brochure & Price List

This full colour 120 page pack comes complete with details of the Ivyo, Annexxa, XB and St George garden annexe ranges, along with a full price list including turn-key prices.

Full of colour photography, layouts, styles and inspiration to help you plan your own garden annexe.

Available as a digital download or as a printed hard copy sent by 1st class post.

Request our 2026 Brochure Pack

TESTIMONIALS

Trusted by Families Across the UK

Garden Annexe Customer
Annexe Customer
Happy Annexe Owners

“Enormously impressed”

We were enormously impressed with the design, construction and installation process from start to finish.

Everyone involved was diligent, respectful and meticulous, and every query was handled quickly and efficiently.

The building is absolutely perfect for our needs – I wouldn’t hesitate to recommend Garden Annexes.

“I cannot praise this company enough”

I cannot praise this company enough. Outstanding workmanship and a professional team who kept me informed throughout.

My annexe feels like home already – my perfect bolt hole at the end of the garden.

Highly recommend Garden Annexes for quality and value.

“Just phenomenal”

The whole team are just phenomenal. From day one we were supported through what can be a very stressful process.

The build was efficient, the quality exceptional, and aftercare incredibly responsive.

We are absolutely delighted with our annexe.

“I couldn’t be happier with our experience”

Everyone we dealt with was patient, considerate and genuinely caring, which made such a difference.

This was a major life change for our family, and we were given time and understanding at every stage.

The final result exceeded expectations.

happy annexe owners
Annexe owner with pets

Why Families Choose Our Granny Annexes

Frequently Asked Questions About Granny Annexes

  • In many cases, a granny annexe can be built under permitted development or using a lawful development certificate, depending on size, layout, and how it will be used. Where planning permission is required, we handle the entire process on your behalf, making it simple and stress free.

  • The cost of a granny annexe depends on size, layout, specification, and site conditions. As a guide, most projects fall within a clear, fixed price range that includes installation, bathroom, kitchen, and internal finishes. We provide a full quotation after assessing your garden so there are no surprises.

  • Yes. All of our granny annexes are designed to be fully self-contained, with their own kitchen, bathroom, living space, and bedroom. This allows your loved one to live independently, while still being close to family.

  • Yes. Every granny annexe includes a fully fitted bathroom and kitchen as standard. Layouts can be tailored to suit mobility needs, including level access showers and easy-use fittings.

  • From order to completion, most projects take around six to seven months, which includes design, planning or certification, manufacturing, and installation. On-site construction time is typically only four to five weeks.

  • Absolutely. Granny annexes are a popular solution for families who want to support an ageing parent while preserving independence, dignity, and comfort. Designs can be adapted for accessibility, safety, and future needs.