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We recommend OPTIONAL Demidekk Ultimate log cabin paint range which can be colour matched to suit. See examples in
our photo gallery. Sadolin 'Atlantic Blue-Old English'
Sadolin 'Articulate' Stain
Sadolin 'Blue Grey' Stain
'Brunswick Green' Wood Stain
Please note that all colour shown are indicative only and will vary depending upon the light on the day the photo was taken. Additionally all screens will display the image differently. If exact colour is essential then please order a sample pot.
We recommend OPTIONAL Demidekk Ultimate log cabin paint range which can be colour matched to suit. See examples in
our photo gallery. Sadolin 'Burlesque-White Accents'
Sadolin 'Various' Stains
Sadolin 'Cosmos' Stain
'Light Green - White Accents'
Please note that all colour shown are indicative only and will vary depending upon the light on the day the photo was taken. Additionally all screens will display the image differently. If exact colour is essential then please order a sample pot.
We recommend OPTIONAL Demidekk Ultimate log cabin paint range which can be colour matched to suit. See examples in
our photo gallery. 'Polynesia - White Accents'
Sadolin 'Prince Charming'
'Tokyo Bay - White Accents'
Sadolin 'White' Wood Stain
Please note that all colour shown are indicative only and will vary depending upon the light on the day the photo was taken. Additionally all screens will display the image differently. If exact colour is essential then please order a sample pot.
We recommend OPTIONAL Demidekk Ultimate log cabin paint range which can be colour matched to suit. See examples in
our photo gallery. Jungle Green Paint
Burlesque Paint
Spicy Brown Paint
Lapis Lazulia Paint
Please note that all colour shown are indicative only and will vary depending upon the light on the day the photo was taken. Additionally all screens will display the image differently. If exact colour is essential then please order a sample pot.
We recommend OPTIONAL Demidekk Ultimate log cabin paint range which can be colour matched to suit. See examples in
our photo gallery. Painted Options
L Shaped Cabin
Multi Room Log Cabin
Show Rooms
Please note that all colour shown are indicative only and will vary depending upon the light on the day the photo was taken. Additionally all screens will display the image differently. If exact colour is essential then please order a sample pot.
4m x 3m Log Cabins at a Glance
Nominal size: 4m x 3m · Approximate imperial equivalent: 13ft 1in x 9ft 10in · Nominal footprint: around 12 square metres · Shape: Rectangular garden log cabin · Typical uses: Garden office, studio, hobby room, retreat or leisure room · Glazing: Double glazed cabins featured within the current category · Floor: Wooden floors included on relevant current models · Installation: Professional installation available as an option · Other options: Insulation, coloured finishes, bespoke choices and base services · Important: Individual cabins shown in this category vary around the nominal 4m x 3m size, so check each product’s exact dimensions before ordering.
Is a 4m x 3m Log Cabin the Right Size for Your Garden?
A 4m x 3m log cabin gives you a useful rectangular room with more wall length than a 3m square cabin while remaining manageable in many gardens. Around twelve square metres nominally can provide space for a proper desk setup, seating, hobby equipment or storage, depending on the exact cabin and furniture chosen. The longer 4m dimension can also make it easier to separate working and relaxation areas. I always recommend checking the exact external and internal measurements of the individual model, as cabins in this category vary around the nominal 4m x 3m size.
My Advice When Choosing a 4m x 3m Garden Cabin
After working with timber garden buildings since 1979, my advice is to plan how you will use the room before choosing by appearance alone. With a building around 4m x 3m, the position of the doors and windows can make a considerable difference to how much wall space remains for desks, cupboards or seating. Mark out the proposed internal dimensions, position your furniture and then compare the wall construction, glazing, floor, roof, base requirements and insulation. You can read my log cabin buyer’s guide or compare our complete range of log cabins and garden log cabins.
Why My Experience Matters
I’m Robin Antill, founder of 1st Choice Leisure Buildings. I left school at 15 and started Marina Sheds in 1979. I sold Marina Sheds in 1990, although unfortunately I did not receive all the money due from the sale. In 1992, we expanded into summerhouses, garages, garden rooms, and log cabins, and changed the name to Titan Garden Buildings. My son Craig joined us that year after studying carpentry at Guildford College from 1990. We sold Titan Garden Buildings in 1998 and formed 1st Choice Leisure Buildings in 2000 so we could retail carefully selected quality garden buildings from other manufacturers. Craig now runs the day-to-day business, and I continue to support him and the team as required.
Things to Check Before Ordering a 4 x 3 Log Cabin
Check the Individual Cabin Dimensions
A 4 x 3 log cabin is a useful category description, but not every cabin displayed here measures exactly 4.0m x 3.0m. Some models are slightly wider, narrower, or deeper, or are offered in several sizes. Always use the dimensions stated on the individual product page when checking whether the cabin will fit and when preparing the base.
Plan How You Will Use the 4m Length
The longer dimension gives you more flexibility than a square cabin of similar depth. You can position a work area at one end with seating or storage at the other. Marking out the internal space before ordering can help you decide whether the proposed layout will work comfortably.
Check Door and Window Positions
On a rectangular garden cabin, the position of doors and windows affects both natural light and usable wall space. Consider where your desk, cupboards, sofa, or hobby equipment will sit, and whether the openings support that layout. A different door or window layout can make two cabins of similar size feel very different inside.
Prepare a Firm and Level Base
A log cabin requires a firm, stable and level foundation suitable for the individual building and ground conditions. A poorly prepared base can affect the structure and the operation of doors and windows. We can also arrange additional garden building services where required.
Consider Insulation for Regular Use
If you intend to use your cabin regularly as a garden office, studio or hobby room during colder weather, consider insulation before ordering. Review the complete specification, including walls, roof, floor, glazing, and your intended heating. You can also compare our insulated log cabins.
4m x 3m Log Cabin Questions and Answers
How big is a 4m x 3m log cabin in feet?
Four metres is approximately 13 ft 1 in and three metres is approximately 9 ft 10 in, so a true 4m x 3m log cabin is roughly 13 ft 1 in x 9 ft 10 in. Individual cabin measurements vary, so use the exact dimensions stated for the product when preparing your site and base.
How much floor space does a 4m x 3m log cabin have?
A theoretical 4m x 3m footprint covers 12 square metres, or approximately 129 square feet. Actual usable internal floor space will be smaller because the walls occupy part of the footprint, and several cabins in this category vary from exactly 4m x 3m.
Is a 3 x 4 log cabin the same as a 4m x 3m log cabin?
A 3 x 4 log cabin can refer to the same nominal footprint with the dimensions written in a different order, particularly where metres are understood. However, the first measurement may sometimes refer to the frontage, so check the product plan carefully to confirm the orientation and the location of the doors and windows.
Is a 4m x 3m garden cabin big enough for an office?
For many home offices, yes. A cabin around 4m x 3m can provide room for a substantial desk, office chair, storage and additional seating while retaining useful circulation space. Depending on the exact internal dimensions, it may also accommodate two work positions or a separate small meeting or relaxation area.
What else can a 4m x 3m log cabin be used for?
A garden cabin around this size can work as a hobby room, studio, reading room, music space, craft room, garden retreat or general leisure space. The rectangular layout is particularly useful where you want to separate activities along the 4m length without moving up to a much larger garden building.
Do these 4m x 3m garden cabins include floors and double glazing?
The current category includes double-glazed cabins with wooden floors, although the exact glazing, floor construction and other specifications vary between individual ranges. Some products displayed here also cover several different sizes, so always check the individual product specification and your quotation to confirm exactly what is included.
Can a 4m x 3m log cabin be installed and insulated?
Professional installation and insulation options are available on suitable cabins within the category. Insulation is particularly worth considering if you expect to use the room regularly throughout colder months. At the same time, professional installation may appeal if you prefer experienced fitters to assemble the cabin on a correctly prepared base.
Can I see a 4m x 3m garden cabin before buying?
You can visit our Surrey showrooms near Guildford and Woking to inspect representative garden buildings and discuss your requirements with our experienced team. Seeing a full-size cabin makes it much easier to judge internal space, timber construction, doors, windows, and finishes than relying on photographs alone. If seeing an exact 4m x 3m model is essential, contact us before travelling to confirm which cabin models and sizes are currently on display.
A Final Word From Robin
After more than four decades around garden buildings, the best cabin is the one that suits both the available garden space and the way you intend to use the room. A 4m x 3m garden cabin offers a useful balance between compact dimensions and practical internal space, but check the exact measurements, plan your furniture, consider the base and insulation, and compare the complete specification before deciding. If you are unsure which cabin around this size suits you best, visit our showrooms or speak to our team and we will help you compare the options. Robin Antill, Founder, 1st Choice Leisure Buildings.
L Shaped Cabin
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Multi Room Cabins
Clockhouse Cabins Range
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Insulated Cabins
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From £3,771