Very Low Deck Over Concrete

Looking to add some outdoor living space to your home, but don’t want to spend the time and money on a traditional deck? A very low deck over concrete might just be the solution you’re looking for.

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This type of deck is built directly on top of an existing concrete surface, and sits only a few inches above ground level. One of the biggest advantages of a low deck over concrete is its simplicity. Because you don’t have to build a traditional frame from scratch, the materials and labor required are significantly reduced.

Plus, since you’re building on top of an existing surface, you don’t need to worry about excavation or grading, which can save even more time and money. In this article, we’ll walk you through everything you need to know to build your own very low deck over concrete, including materials, tools, and maintenance tips.

Benefits of a Low Deck Over Concrete

The advantages of building a low deck over concrete are numerous, and it can greatly enhance the functionality and aesthetic appeal of your outdoor living space. Firstly, it’s a cost-effective solution that doesn’t require a lot of time or money to build. You don’t need to excavate the ground or pour a new concrete slab, which can be quite expensive. Instead, you can simply build your deck directly on top of the existing concrete surface.

Secondly, a low deck over concrete is a great way to create a level outdoor living space. If your yard is sloped or uneven, building a deck on top of the concrete can level it out and provide a stable surface for outdoor furniture, grills, and other outdoor equipment. Plus, it can improve accessibility for those with mobility issues, such as elderly or disabled individuals.

Lastly, a low deck over concrete can greatly enhance the aesthetic appeal of your outdoor space. You can choose from a wide variety of materials, colors, and finishes to match your home’s style and create a cohesive look. Plus, you can add lighting, plants, and other decorative elements to create a cozy and inviting atmosphere.

Overall, building a low deck over concrete offers many benefits and can greatly enhance your outdoor living space.

Materials Needed for a Low Deck Over Concrete

You’re going to need some specific materials to make this project a success and create a durable and beautiful outdoor space. Here are some of the materials you will need:

  • Decking material: Choose a material that’s resistant to moisture and won’t rot or warp over time. Popular options include composite decking, pressure-treated lumber, and PVC decking.

  • Make sure to measure the area where you’ll be installing the deck to determine how much material you’ll need.

  • Concrete anchors: To secure the deck to the concrete slab, you’ll need to use concrete anchors. These come in various sizes and styles, so make sure to choose the right one for your specific situation. You may also need a hammer drill to create the holes for the anchors.

Once you’ve gathered all the necessary materials, you can begin the installation process. It’s important to follow the manufacturer’s instructions for your chosen decking material and concrete anchors to ensure that your deck is installed correctly.

With the right materials and proper installation, you can enjoy a low deck over concrete that’ll provide a beautiful outdoor space for years to come.

Tools Required for a Low Deck Over Concrete

To get started on building your low deck over concrete, you’ll need a few essential tools.

First and foremost, you’ll need a power drill with a concrete bit. This will allow you to drill holes into the concrete to anchor your deck.

You’ll also need a circular saw to cut your lumber to the correct size and shape.

A framing hammer and a set of sawhorses will also be helpful.

In addition to the power tools, you’ll also need some basic hand tools.

A level will ensure that your deck is even and flat, while a measuring tape and a speed square will help you make precise cuts and angles.

A set of clamps will also come in handy when securing your deck boards in place.

Don’t forget about safety gear! A pair of safety goggles and work gloves will protect your eyes and hands during the construction process.

And if you’re working in a particularly noisy environment, earplugs will help prevent hearing damage.

With these tools in hand, you’ll be well-equipped to start building your low deck over concrete.

Just remember to take your time, follow safety guidelines, and measure twice before making any cuts.

Good luck!

Preparing the Concrete Surface for a Low Deck

Before getting started, make sure your concrete surface is clean and level so that your new outdoor oasis will be a stable and sturdy addition to your backyard.

Begin by sweeping away any debris or dirt that may have accumulated on the surface. Use a stiff-bristled broom or a leaf blower to get rid of any loose particles.

If there are any stubborn stains or marks on the concrete, use a pressure washer to blast them away. Allow the concrete to dry completely before proceeding with the next step.

Next, inspect the concrete surface for any cracks or damage. If there are any cracks present, fill them in with a concrete patching compound. You can find these compounds at any hardware or home improvement store. Follow the manufacturer’s instructions for mixing and applying the compound.

Once the compound has dried, sand it smooth with a sanding block to ensure that the surface is level. If there are any larger areas of damage, it may be necessary to call in a professional to repair the concrete before proceeding with the deck installation.

Finally, apply a coat of concrete sealer to the surface. This will help to protect the concrete from the elements and prevent any moisture from seeping into the surface. Again, follow the manufacturer’s instructions for applying the sealer. Allow the sealer to dry completely before proceeding with the deck installation.

With a clean, level, and sealed concrete surface, you’re now ready to move on to the next step in building your low deck over concrete.

Framing the Low Deck Over Concrete

Now it’s time to tackle the framing of your backyard masterpiece, so grab your tools and let’s get to work! Framing a low deck over concrete may seem daunting at first, but with the right tools and materials, it can be a straightforward process. Here are three key steps to keep in mind as you begin framing:

  1. Determine the height of your deck: Before you start framing, you need to decide how high you want your deck to be. A low deck typically sits no more than a few inches off the ground, so you’ll need to measure the distance between the concrete surface and where you want the top of your deck to be. Once you have this measurement, you can determine the length of your framing posts.

  2. Install the framing posts: Once you’ve determined the height of your deck, you can begin installing the framing posts. These posts will support the weight of your deck, so it’s important to ensure they’re securely anchored to the concrete surface. You can use concrete anchors or bolts to attach the posts to the concrete, and then use a level to ensure they’re straight and plumb.

  3. Attach the deck joists: With the posts in place, you can begin attaching the deck joists. These are the horizontal beams that will support the decking material, and they should be spaced evenly across the length of your deck. Use metal joist hangers to attach the joists to the posts, and make sure they’re level as you go.

Framing a low deck over concrete requires some time and effort, but the end result is well worth it. With a solid frame in place, you’ll be ready to move on to the next steps of the deck-building process. Keep in mind that safety is key when working with power tools and heavy materials, so be sure to take all necessary precautions as you work.

Installing the Decking Material

You’re ready to start laying down your decking material, so grab your tools and get ready to transform your backyard oasis.

Before you begin, make sure the framing is secure and level. Any unevenness in the framing can cause problems with the decking material down the line.

Start by laying down the first board at the edge of the deck, making sure it overhangs the edge slightly. Use deck screws to secure the board in place, making sure to pre-drill the holes to avoid splitting the wood.

Continue laying down boards, leaving a small gap between each one to allow for expansion and contraction due to changes in temperature and humidity.

As you work your way across the deck, use a chalk line to ensure your boards are straight. If you need to make any cuts, use a circular saw or jigsaw to get the job done.

Once all the boards are in place, use a sander to smooth out any rough edges and apply a sealant to protect the wood from the elements.

With your new decking material in place, you can enjoy your outdoor space all summer long.

Adding Railings and Stairs to Your Low Deck

Let’s jazz up your backyard oasis by adding some stylish railings and stairs to your deck. Not only do railings provide safety and support, but they also add character and style to your outdoor space. Stairs make your deck more accessible and convenient to use, especially if you have a slope in your yard.

Here are a few tips to help you add railings and stairs to your low deck:

  • Choose a railing style that complements your deck design and matches your personal taste. You can go for a classic wood or metal railing, or opt for a modern glass or cable railing. Make sure your railing meets the local building codes and safety standards.

  • Install the railing posts securely into the concrete using anchor bolts or concrete screws. Use a level to ensure they are plumb and straight. Attach the railing brackets to the posts and then install the railing sections between the brackets. Use screws or bolts to secure the railings to the brackets.

  • To add stairs to your low deck, you can use pre-made stringers or build them yourself. Measure the height and width of your deck and calculate the number of steps you need. Cut the stringers and attach them to the deck using metal brackets or carriage bolts. Install the treads and risers on the stringers using screws or nails. Finish the stairs with a non-slip surface and a handrail if necessary.

  • Don’t forget to decorate your railings and stairs with some lighting, plants, or other outdoor accessories to make them even more attractive and functional.

By adding railings and stairs to your low deck, you can enhance its beauty, safety, and usability. With a little bit of planning and effort, you can create a stunning and functional outdoor space that you and your family will enjoy for years to come. So why not take the next step and start building your dream deck today?

Maintenance Tips for a Low Deck Over Concrete

Maintaining your elevated outdoor space requires regular upkeep to ensure its longevity and preserve its appeal. When it comes to a low deck over concrete, the maintenance required is minimal compared to other types of decking. However, neglecting to maintain your deck can lead to costly repairs or even replacement.

The first step in maintaining your low deck over concrete is to regularly sweep or blow off any debris. Leaves, dirt, and other debris can accumulate on your deck and trap moisture, leading to mold and mildew growth. Additionally, debris can scratch and stain the surface of your deck, detracting from its appearance.

Another important aspect of maintenance for a low deck over concrete is to keep it clean. Use a mild soap and water solution to clean the surface of your deck, taking care to avoid harsh chemicals or abrasive tools that can damage the surface. Regular cleaning can help prevent the buildup of dirt and grime, keeping your deck looking new for years to come.

By following these simple maintenance tips, you can enjoy your low deck over concrete for years to come. Regular upkeep not only ensures the longevity of your deck but also preserves its aesthetic appeal, providing a beautiful outdoor space for you and your family to enjoy.

Cost Comparison: Low Deck Over Concrete vs. Traditional Deck

The cost comparison between a low deck built directly on concrete and a traditional deck built on posts and footings can be a significant factor in deciding which option to choose.

In terms of initial cost, a low deck over concrete is generally less expensive than a traditional deck. This is because there’s no need for expensive materials like posts, footings, and joists. Instead, the deck is built directly on top of the concrete, which reduces the amount of materials needed.

However, when it comes to long-term maintenance expenses, a traditional deck may be the better choice. A low deck over concrete is more susceptible to moisture and may require more frequent repairs and maintenance. On the other hand, a traditional deck built on posts and footings is raised above the ground, which allows for better air circulation and reduces the risk of moisture damage.

Additionally, traditional decks can be easily modified or expanded in the future, whereas a low deck over concrete is more difficult to alter. In summary, while a low deck over concrete may be less expensive initially, it may end up costing more in maintenance expenses in the long run.

However, if you’re looking for a quick and affordable option for your outdoor space, a low deck over concrete may be the way to go. Just be sure to keep up with regular maintenance to ensure its longevity.

Frequently Asked Questions About Low Decks Over Concrete

Now that you’ve got a better idea of the cost comparison between a low deck over concrete and a traditional deck, you may have some questions about low decks over concrete. Don’t worry, we’ve got you covered with some frequently asked questions.

Firstly, many people wonder if a low deck over concrete can be built on a slope. The answer is yes, but it may require some extra planning and construction work to ensure that the deck is level and stable. It’s important to consult with a professional to ensure that the deck is built safely and correctly.

Another common question is whether or not a low deck over concrete can be built with stairs. Yes, stairs can be built into a low deck over concrete, but again, it’s important to consult with a professional to ensure that the stairs are built safely and to code.

Lastly, many people wonder about the maintenance required for a low deck over concrete. The good news is that since the deck is built on top of the concrete, it’s protected from moisture and other weather elements that can cause damage. Regular cleaning and maintenance, such as sweeping and pressure washing, can help keep the deck looking great for years to come.


Congratulations! You’ve successfully built a low deck over your concrete surface, adding value and appeal to your outdoor living space. With the benefits of a low deck, such as easy maintenance and increased accessibility, you’ll be able to enjoy your backyard for years to come.

To keep your low deck in top shape, regular maintenance is key. Sweep away debris, clean with a mild detergent, and inspect for any damage.

With proper care, your low deck over concrete will remain a beautiful and functional addition to your home. So sit back, relax, and enjoy your new outdoor oasis!

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