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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.
20×10 Log Cabins at a Glance
Nominal size: 20ft x 10ft · Typical metric size: around 6.0m x 3.0m, depending on the individual model · Nominal footprint: about 200 square feet · Shape: Large rectangular garden log cabin · Typical uses: Garden office, studio, gym, hobby room, retreat or leisure room · Glazing: Double glazed cabins featured within the current range · Floor: Wooden floors included as stated for this category · Installation: Professional installation available as an option · Other options: Insulation, coloured finishes, bespoke choices and base services · See before buying: Visit our Surrey garden building showrooms near Guildford and Woking.
Is a 20×10 Log Cabin the Right Size for Your Garden?
A 20×10 log cabin is a substantial garden building. Its 20ft length can make it particularly useful when you want more than one functional area inside, such as an office with separate seating, a studio with storage or a gym with enough clear space around equipment. The 10ft depth keeps the footprint rectangular rather than square, which may suit longer gardens particularly well. I recommend marking out the proposed footprint before buying and checking the exact external and internal dimensions of the individual cabin, rather than relying only on the nominal 20×10 description.
My Advice When Choosing a 20ft x 10ft Log Cabin
After working with timber garden buildings since 1979, my advice for a cabin of this size is to plan the interior before deciding on the building. Compare wall construction, glazing, doors, windows, floor, roof, base requirements, and insulation, and mark out where desks, seating, equipment, and storage will go. With 20ft of length, the position of doors and windows can determine whether the room works as one large space or several informal zones. 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 in 1998 and formed 1st Choice Leisure Buildings in 2000 to retail carefully selected quality garden buildings. 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 20×10 Log Cabin
Check the Exact Dimensions
A 20×10 or 10 x 20 log cabin is a nominal size description, and individual buildings may not measure exactly twenty feet by ten feet. Always work from the external and internal dimensions stated for the particular product when positioning the cabin and preparing its base, and allow appropriate clearance for installation and future maintenance.
Think About Zoning the Interior
The 20ft length gives you opportunities that smaller cabins may not. Rather than treating the building as one empty rectangle, consider whether you want a main work area, seating zone, storage area or space for exercise or hobby equipment. Planning these areas before ordering can help you choose the most suitable door and window arrangement.
Allow Enough Access Around the Building
A building around 6.0m long needs more than just enough ground space for its footprint. Consider access for installation, maintenance, and future treatment or painting of external walls. Also check gates, paths and other site restrictions that may affect getting materials safely to the installation area.
Prepare a Suitable Base
A large log cabin needs a firm, stable and level base suitable for the individual building and ground conditions. Base problems can affect the structure and how well doors and windows operate. We can also arrange additional garden building services where required.
Consider Insulation and Services Early
If you intend to spend substantial periods inside a 20×10 cabin, particularly as an office, studio, gym or leisure room, consider insulation and electrical requirements before ordering. A larger room intended for regular colder-weather use needs more thought than a cabin used mainly during summer. You can also compare our insulated log cabins.
20×10 Log Cabin Questions and Answers
What size is a 20×10 log cabin in metres?
Twenty feet by ten feet is approximately 6.10m x 3.05m, and this category is commonly described as around 6.0m x 3.0m. Actual cabin dimensions vary, so always use the measurements stated for the individual product when planning your garden space and preparing the base.
Is a 10 x 20 log cabin the same as a 20×10 log cabin?
The descriptions 10 x 20 log cabin and 20×10 log cabin can refer to the same nominal footprint with the dimensions written in a different order. However, the first measurement can sometimes refer to the frontage, so check the product plan to confirm the cabin’s orientation and the placement of its doors and windows.
How much floor space does a 20×10 log cabin have?
A theoretical 20ft x 10ft footprint covers 200 square feet, or approximately 18.6 square metres. The actual usable internal floor area will be smaller because the walls take up part of the footprint and individual model dimensions vary, so use the stated internal measurements when planning furniture, equipment, and circulation space.
What can a 20×10 log cabin be used for?
A 20×10 log cabin can provide substantial space for a garden office, studio, gym, hobby room, games room, reading room or general leisure space. Its length can also make it suitable for combined uses, such as an office with a separate seating area or a hobby studio with dedicated storage, depending on the chosen model and internal layout.
Do your 20×10 log cabins include wooden floors and double glazing?
The current 20×10 category features double-glazed cabins with wooden floors, although specifications differ between ranges. The Shalford and current Humber products use different glazing and construction specifications, so always confirm the full product specification and your quotation before ordering.
Can a 20×10 log cabin be professionally installed and insulated?
Professional installation and insulation options are available on suitable cabins within the range. With a large building such as a 20×10 cabin, professional fitting can be particularly worthwhile. At the same time, consider insulation if you intend to use the building regularly during colder parts of the year.
Do I need planning permission for a 20×10 log cabin?
Many garden log cabins may fall within permitted development rights, but the size of the footprint alone does not determine whether planning permission is required. Overall height, location, proximity to boundaries, intended use, and restrictions affecting your property can all matter, so check the requirements applying to your home and contact your local planning authority if you need confirmation.
Can I see a large log cabin before buying?
Yes. You can visit our Surrey showrooms near Guildford and Woking to inspect representative garden buildings and discuss your requirements with our experienced team. Standing inside a full-size garden building makes it much easier to judge space, construction, doors, windows, and finishes. If seeing a particular 20×10 model is essential, contact us before travelling to confirm which models and sizes are currently on display.
A Final Word From Robin
After more than four decades around garden buildings, a cabin as large as a 20×10 should be planned around what you genuinely want to do inside it. The extra length gives you far more flexibility than many smaller buildings, but check the exact dimensions, plan the interior, allow suitable access, consider the base and insulation and compare the complete specification before deciding. If you are unsure whether this size is right for your garden, 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

Painted Cabins

UPVC Log Cabins

Multi Room Cabins

Clockhouse Cabins Range
Corner Cabins

Insulated Cabins

Under 2.5m Tall Cabins
