How to calculate the correct amount of decking boards you need

Now that summer is amongst us, the garden is such an important thing.  A good quality timber decking can really bring a garden to life, but one of the main challenges when doing it yourself is how to measure how much decking you need, this article shows you a number of links on how to measure timber boards for decking.

timber decking


How to Calculate How Much Decking I Need

The first step for answering “how to calculate how much decking I need” is to determine your deck’s square footage, or area, by taking the length of your deck times the width (L x W).

For a deck that is 16 feet long and 12 feet wide, multiply 16 by 12. This gives you 192 square feet, your deck’s total area.

If your deck has one or more platforms of varying sizes, simply take the area of each platform and add them together for the total area.

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How much decking do I need?

First you need to work out your square meters. You do this by taking the length and width of your decking and times them by each other.

Say your decking is 6m X 4m = 24m2

To find out how many lineal meters you need, take your square meters and divide it by the width of the decking boards.

If you are using 86 x 19 it would be 0.086 I would then add a 5mm gap between the boards to = 0.091

If you are using 130 x 19 it would be 0.130 I would then add a 5mm gap between the boards to = 0.135

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How to lay decking

Installing decking is an excellent way to create a space in your garden which can be used for relaxing and entertaining. Decking can either be freestanding or attached to your house, and it really gives you a chance to be creative with design and function. A single level deck is relatively straightforward to plan and build. A more complex decking project would include features such as balustrades, railings and steps.

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Decking Calculator

“How much decking do I need?” is a very common question. We have put together a very short and simple guide allowing you to quickly work out how much timber decking you actually need for you to create the perfect garden timber decking area!

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How to Calculate How Many Decking Boards You Need

Calculating Your Decking Area. Firstly, you need to work out the area of your decking in square metres. If your decking is square or rectangular, this is very simple. You just need to multiply the length and width of your planned decking area together. However, if your decking will be a more irregular shape, it’s easiest to break it up into a series of smaller rectangles, squares, or triangles to calculate the area as appropriate. Then you just need to add the area of all these together to get your total.

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timber decking uk

We hope these articles proved useful, we have lots of timber decking boards or wood decking options on Wooduchoose, from pre designed profiles or a made to match service to extend an existing decking installations.  For decking Hardwood is often used due to its durability.

View our decking profiles.

Posted on Monday 11 July 2022 at 11:46


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