When To Replace Deck Boards

Deck boards are a great way to add that finishing touch to your deck. But over time, even the best of decks will develop crevices and cracks where insects can nest giving rise to mold and mildew which is not good for your health or the longevity of your deck. When you notice the first signs of wear, it’s time for replacement!

This is a question that many homeowners ask themselves. The answer to this question is not an easy one, but it depends on the condition of the deck boards. If you are unsure whether or not your deck boards should be replaced, contact a professional. Read more in detail here: should i replace deck boards.

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For the majority of homeowners, their deck will be the focal point of their backyard. It’s a place for festivities, leisure, and pleasure, but it will need upkeep or replacement over time. 

It’s time to repair your deck boards if you see erosion, surface damage, rotted posts, or gaps between the deck and the house. 

A deck, along with the boards on which it is built, is a natural extension of your house. Deck boards deteriorate over time as a result of exposure to the elements or natural events. For safety reasons, it’s critical to recognize these indicators and take care of your deck boards as soon as possible.


Contents Table of Contents

  • Signs That Your Deck Boards Need to Be Replaced
  • What Is the Best Way to Check for Damages? 
  • What to Think About When Building a New Deck
  • Deck Boards Should Be Well-Cared For


Signs That Your Deck Boards Need to Be Replaced

At the outset of each spring, you should check your deck and identify any severe damage. Finding faults with your deck boards now might save you a lot of money and avoid significant difficulties or accidents in the future. 

Problems with your deck planks include:

  • Erosion 
  • Railings that are loose 
  • Wooden roots 
  • Age
  • Discoloration on a large scale 

When inspecting your deck boards on a yearly basis, check for any indications of wear and strain. Look for any fractures or missing screws on your deck boards, as these might indicate a simple remedy that will avoid anything more serious from occurring in the future. Something serious, such as huge holes, broken boards, or termites, may need a total deck replacement. 

Also, keep an eye out for insecure bulletin boards. Not only are shaky boards a safety problem, but they also indicate that it’s time to replace them. The decking may also be weakened by rain, water, or insect infestation if the planks are loose.


Another important problem to watch out for is wood rot. Because wood rot may spread from decking to joists, this might become a significant problem. This may cause the structure of your deck boards to deteriorate, necessitating the construction of a new deck.

However, if you find any wood rot, address it immediately and determine how far the rot has progressed. Whether feasible, inspect under the decking to determine if the joists and beams are deteriorating. It’s better if it’s all in one place. Simply remove the rotten wood, replace it, and thoroughly clean the deck area. 

Take into account the age of your deck boards.

Nothing is designed to survive indefinitely, and your deck boards are no exception. The wood of your deck boards may deteriorate over time due to typical wear and tear, such as rain and debris. 

Most wood deck boards have a lifespan of 15 to 40 years, depending on the material, how well the deck was constructed, and how well it was maintained. The average lifespans of various decking Materials are listed below.

  • Pressure Treated Pine Decking has a lifespan of 10 to 15 years.
  • Decking made of cedar or cypress lasts for 15-20 years.
  • 20-30 years for redwood decking
  • Composite decking has a 25-30 year lifespan.
  • IPE decking from Brazil has a 40-50 year life expectancy.

What Is the Best Way to Check for Damages? 


When it comes to giving your deck an annual checkup, it’s critical that you do it correctly. Checking for damage on your deck might also help you or your guests avoid an accident in the future. So, when the weather shifts from winter to spring and the temperature rises, go outdoors and inspect your deck boards. 

Make use of an awl or a screwdriver to check for rot. Examine the area surrounding the posts where they link to the ground or are supported by concrete blocks. It’s a good idea to be cautious if you see any mushy wood. Check the area surrounding the railing posts and the decking surface as well. 

A little amount of rot may be removed with a chisel, but larger regions of rot may need the whole wood area to be replaced. Be careful to treat the hole with a wood preservative to prevent it from decaying or spreading. Check for rot in your joists and beams. 

Look for any little or major cracks in your decking planks. A crack usually indicates that a deck board needs to be replaced, which is an easy remedy; just make sure you stain the new board to blend in with the rest of your deck boards.  

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What to Think About When Building a New Deck

It can be quicker to replace all of your decking rather than mend your deck planks. Consider these factors if you suspect your deck boards are worn out and it’s time to replace them. 

  • Materials
  • Contractor
  • Budget
  • Maintenace 

Obviously, the material you choose for your next deck is the most important factor to consider. If your previous deck boards degraded rapidly, you should replace them with one made of a sturdier, more durable substance. The most prevalent decking materials are listed below.



Cedar is an excellent option for aesthetic reasons; nevertheless, its longevity is limited; on average, cedar may last 15-20 years if properly cared for. Redwood, like cedar, is a softwood that is often used for deck construction due to its durability. It’s also water, rot, and insect resistant. 

Pressure-Treated Wood is a kind of wood that has been treated to withstand


If you’re looking for an economical option for wood, then Pressure-Treated Wood is a kind of wood that has been treated to withstand is a great option.  Pressure-Treated Wood is a kind of wood that has been treated to withstand is popular because of its price and accessibility and will last for decades. Yearly pressure washing and staining every couple of years is necessary to keep it in great shape.



Outdoor decks made of composite wood are becoming more popular. Polyethylene or polyvinyl chloride are often used. This is basically recycled plastic blended with wood fibers, and it comes in a variety of colors and styles. Here are some of the greatest composite decking options.

There is no need to stain or clean composite wood since it needs very little upkeep. Newer composites are better at not becoming as hot in direct sunlight, making them a suitable option for full-sun decking.



Ipe decking will endure longer than any of the other options described if you want something that will last a long time without spending a lot of money. It’s a South American hardwood that’s thick and insect-resistant. Ironwood is its nickname because it is nearly as hard as iron. It will not rot like other wood decks and, like composite, requires very little upkeep.

Deck Boards Should Be Well-Cared For

Regardless of the kind of wood you choose for your deck boards, as long as you maintain them properly, they will endure for decades. Make sure to examine your deck on a regular basis and don’t neglect any little or major problems to keep it in good repair. 

Keep your deck clean by pressure washing it to prevent dirt from accumulating in the joints. Here’s how to stain your deck on a regular basis to prevent the wood from deteriorating due to UV exposure. These two easy steps can extend the life of your deck!


Deck boards are a part of the exterior of your house. If you’re wondering when to replace deck boards, it’s best to get them replaced before they start rotting or splitting. Reference: how to redo a deck for cheap.

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  • replacing deck boards with composite
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