5m x 3m Garden Rooms for Modern Living

A 5x3 garden room isn't just a bigger space; it’s flexibility for your lifestyle without compromise. You can combine choices without having to choose.

At 15 square metres, this comfortably supports multiple uses within one space. It’s the difference between having a workspace in the daytime and then packing up at the end of the day and hitting the weights to achieve your goals by the afternoon. Or somewhere to focus in the day, then a place to relax in the evening.

With enough space to separate how the space is used, this size allows your garden room to adapt naturally as your day goes on.

cedar medium sized garden room

inside a 5m x 3m garden room bar

5x 3 garden room with shed

inside a 5x3 garden room

composite 5m x 3m garden room

5m x 3m garden room with veranda

inside a kids gaming den

5 x 3 kids den

5m x 3m garden rooms Flexible Space

Multipurpose Layouts: Work & Play

The real value of a 5m x 3m garden room is how easily it handles completely different uses within the same space.

One of our customers combined an office and a lounge area, using the dual space for focused work during the day whilst still having somewhere comfortable to unwind in the evenings.

With a desk positioned on one side of the room creating a dedicated area to concentrate throughout the work day without taking up the whole room. The rest of the room is available for keeping open and relaxed, with seating and a TV that allows the room to naturally shift from work environment to an area to switch off.

The benefit of the cabin being that nothing needs packing away or moved around. The space stays as it is whilst supporting the different uses throughout the day.

See full Case Study

5 x 3m timber garden room

A 5m x 3m garden room sits within a more considered investment range, reflecting both its size and how much more it allows you to do with the space.

As a guide, prices typically start from £24,850, depending on your design and specification.

Your build includes:

Your bespoke Cabin Master building comes fully loaded! What do we mean by this? Well, as standard, you get:
A full composite pegged base system
Delivery and installation, including internal electrics and decoration
Insulation throughout
A choice of laminate flooring

A choice of internal paint colours

1 UPVc door and 2 UPVc windows from our extensive range. As many additional doors and windows as you want for a very reasonable extra cost. You can also upgrade to aluminium doors and windows, including bi-folds

Internal electrics which include a 3 breaker consumer unit, dimmable LED spotlights, and a choice of plug sockets.

cedar garden room 5x3

5x3 garden room with air hockey

5x 3 garden room with bar

composite garden room 5x3m

a 5x3 garden room built in timber

5x3 garden gym room

inside a 5x3 garden beauty room

art studio for the garden

Start the Journey Quote me

Simply click below to get started on your initial budget quote with Cabin Master. Our team are happy to advise and help match the right building to you.

Quote me

garden room man cave with bifold doors

A Garden Room for Every Budget Free Pricing Brochure

Request your free pricing brochure today to find out how much our buildings cost and the factors that may adjust the price. Simply click below to get your copy.

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Cabin Master garden room pricing brochure request

cabin master nottingham show site

See Our Garden Rooms Visit Our Show Sites

A picture doesn't do our buildings justice! Come down to our show sites in Nottingham or Studley to explore and get a feel for the buildings in person.

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Inside a luxury garden room with premium decor

Book a FREE Design Meeting

Cabin Master offers both virtual and in-person design meetings to suit you. Whether online from home or at one of our show sites, our expert designers guide you through layouts, styles, and features to help you create your perfect bespoke garden room.

Book now

Our Partners

Why choose Cabin Master

10-year guarantee

Every component we use in our Cabin Master building is guaranteed for quality and durability. Each building comes with a 10-year workmanship and labour guarantee, plus the guarantees of each individual component or building material included. Below are some typical examples:

10 year guarantee on building materials.
1 year metalwork guarantee (including hinges, handles and ironmongery).
10 year guarantee on UPVc doors.
10 year guarantee on window frames.
4 year guarantee on glass window units

Quality standards

To build our garden offices we make use of only the best raw materials and building components, and fully qualified local contractors.

Timber: Forest Stewardship Council Approved timber suppliers.
Roofing: For flat roofs we use high performance EPDM rubber roofing. For sloping roofs we use Kerbit SBS roofing shingles.
Doors & Windows: Double glazed, energy efficient uPVC doors and windows for peak energy efficiency.
Insulation: High quality silver-backed foam insulation from Celotex, Kingspan, Extratherm or similar.
Finishing: FSC approved MDF interior boards with Neatmatch damp resistant coating.

Bespoke designs

Our design team are on hand to turn your new garden office vision into a reality. Your ideas and sketches are transformed into a 3D drawing which is then perfected until you are 100% happy. The design is then sent to our factory where your new garden office is manufactured.

Delivery & installation

When you order your new garden office, we will arrange a convenient delivery and installation schedule, with an affordable quote tailored to your needs. The cost of delivery and fitting depends on the size of your office, where you live, transportation distance and how many people you need to set up your garden office.

20 years experience

With over 20 years of experience, Cabin Master has become a trusted name in designing, manufacturing, and installing high-quality, bespoke garden rooms. Our decades of expertise mean we understand exactly what our customers need - delivering stylish, durable spaces that enhance homes and lifestyles across the UK.

Flexible finance options

Why not take advantage of our fantastic finance options and get your dream garden office sooner than you think.

INTEREST FREE CREDIT 0% APR FIXED

50% deposit Required.

Simply divide the loan amount by the term of the agreement and this will be your monthly repayment amount for the entirety of the agreement. No interest or fees are payable with this option.

With our Buy Now Pay Later option you can defer the outstanding balance for up to 9 months, or with our Interest Bearing Credit option you can spread the cost over 60, or 120 months at a competitive 14.9% APR representative. After applying our finance partner Novuna will provide you with a decision in minutes. Our ‘pay monthly’ plans are the most affordable way of accessing a brand-new garden office from Cabin Master. All finance applications are subject to status, 20% minimum deposit required, terms and conditions apply. Click here to find out more.

Download Your Free Cabin Master Brochure

Cabin Master Brochure

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