Building a DIY deck is an exciting woodworking project that adds value to your home and creates the perfect outdoor space to relax or entertain. Whether you’re planning a small deck for a quiet retreat or a spacious patio deck for hosting parties, learn how to build a simple deck step by step with our 40 free DIY deck plans and design ideas to inspire you. For those on a budget, don’t worry; affordable deck designs are within your grasp! All these free deck plans come with a material list, detailed instructions, step by step diagrams, blueprints, and video tutorials for beginners.
From free 12×12 platform deck plans to unique tree-encompassing deck construction plans, our free DIY deck plans are full of options. Floating deck designs, such as a deck over a grassy area or sloped backyard, offer versatility and ease of construction. How about a wooden pallet deck for an eco-friendly touch, or a raised deck over a concrete patio for added height and style?
Are you into recycling and minimal spending? Try building a low-budget DIY pallet deck for just $300! Or, for those seeking a more luxurious touch, an island designer deck or a DIY covered deck setup could be your perfect match.

One cannot forget the functional aspects of deck design either. For instance, free deck plans with built-in benches offer both style and practical seating solutions. And for the fans of open skies and starry nights, why not add a pergola to your deck?
With these free DIY deck plans and designs, you can build your own deck that fits your budget, meets your needs, and brings your outdoor space to life. So, pick up your tools, roll up your sleeves, and start your DIY deck building project today!
1. Free 12×12 Platform Deck Plan

Add some useful space to your backyard with this free platform deck plan. This detached ground-level deck is the easiest way even a beginner can tackle by working on a few easy steps. The best part is that you can create this anywhere in your yard and see how great it works to expand your outdoor space. You need positive placement nails, cardboard boxes, deck boards, double joist hangers, pressure-treated lumber, construction screws, bags of concrete mix, framing nails, and measuring tape. familyhandyman
2. DIY Small Deck for Front Porch

Don’t let your dream deck stay a dream – download free deck plans and make it a reality! This DIY small deck is a great addition to your front porch on a budget. When you DIY, you can change the size and show your creativity that reflects your style. This project allows you to build a deck you dreamed of. Not only is this easy to tackle yourself, but it also saves you big bucks. If you are ready to make your outdoor space more inviting, start picking up the things you need for this project. Get the list of supplies and easy-to-follow instructions here! thisoldhouse
3. Building a Floating Deck

Do you think building your own deck in your space can be too messy? If yes, then it’s time to think again. This simple building of a floating deck will make your outdoor look highly stylish. Not only is this great for relaxing, but it is also perfect for enjoying a small get-together with your family and friends under the nature blanket. You can involve your friends in this impressive project and save a huge amount of money. Follow the plan here for more details! strongtie
4. Front Entrance Dream Deck Plan

This small project of front entrance dream deck is loaded with many features that work great to increase the value of your home. The composite decking, a cedar pergola and cascading stairs make this project a great addition that anybody wants to incorporate. You can personalize this project to meet your exact needs and see how great it works to uplift the look of your front entrance. The tools list has an adjustable wrench, chalk line, clamps, cordless drill, a jig saw, paint brushes, saw horses, a spade, a speed square, a stud finder, a wood chisel, circular saw, and a hammer. familyhandyman
5. Deck Layout Design Over Concrete Patio

This impressive way of creating a deck layout design over a concrete patio is here. It’s a simple project that anyone can tackle with some basic tools and materials on hand. The best thing is that you can customize this project totally to meet your exact needs. You can add whatever you want and make your handmade deck ready to entertain yourself or your friends in the summer evening. If you are up for this DIY, grab the materials you need. Check out the list of materials and other useful directions for the project here! viewalongtheway
6. How To Build Floating Deck with Steps

Why waste your money calling a professional to design and make your deck when you already have this how-to-build floating deck idea? This simple design is a little above the Ground and has sturdy stairs to easily access your dream deck. Once you make your guest will surely say wow to your decorative handmade build. The required materials and tools are paver base, deck blocks, wood boards, post cap brackets, connector screws, heavy-duty screws, galvanized framing nails, Kreg deck screws, cedar decking, tamper, framing nailer, a miter saw, a tape measure, laser level, and Kreg deck jig. rogueengineer
7. DIY Kid’s Pallet Wood Deck

Make a little deck in the nook of your backyard with this DIY kid’s pallet wood deck plan. It’s a great play area for your little ones, especially during the summer holidays. Not only is this project pretty simple to tackle yourself, but it also needs just a few bucks to entertain your kids. Once you make you will see how great it works to keep your loved ones busy during the holidays. You can see the list of supplies and complete straight forward tutorial here for instructions! timgineered
8. Tree-encompassing Deck Construction Plan

Bring nature into your backyard entertaining area by building a deck around your existing trees. You don’t need to cut them off when you can use them as a piece of natural decor in your outdoor space. Not only is this works great to uplift the decor of your backyard, but it also shows your love for nature. The materials you need are pressure-treated boards, wood screws, deck screws, decking boards, damp cloth, paint roller handle, roller sleeve, extended pole, a pencil, a measuring tape, a speed square, a jig saw, L-bracket, a rubber mallet, a hammer, and spool of nylon string. hgtv
9. Do It Yourself $900 Backyard Deck

Is there anything best than building a deck in your backyard? Not only do they extend your outdoor space, but they also make your outdoor a welcoming area for your family and friends. This do-it-yourself backyard deck is easy to create yourself on a budget. You can customize the size and make this anywhere in your yard. On the other hand, it would be the perfect place to relax after a tough day at work. Follow the plan here for a list of supplies and more straightforward instructions! homedepot
10. How to Make a Octagonal Deck

Find free deck plans that are easy to follow and help you build the deck of your dreams! Building a deck in your home is of those projects people think very hard to tackle. But this how-to-make an octagonal deck is pretty simple and perfect for you. The best thing is that you can customize the shape and size to meet your exact needs. With just a few things on hand, you can make a permanent entertaining area for your guest that stand against any weather. You will need premix cement, sona tube, sona tube saddles, bolt washer nut, pressure-treated lumber, cedar decking, screws, washers, joist hangers, wall anchors, Cabot deck coating, and glue. instructables
11. Building A Wood Pallet Deck

Increase your outdoor beauty by building this amazing deck out of wooden pallets. This wood pallet deck could be a great addition if you have a side yard area that needs some attention. Not only is this project will allow you to relax in your outdoors, but it also enhances the aesthetic appeal. If you want to create a warm and inviting space, gather the supplies you need. Pallets, concrete half blocks, stain or paint of your choice, gravel and sand for leveling, and paint sprayer. hoosierhomemade
12. Floating Deck in a Sloped Backyard

Serve your guest well outdoors with this floating deck in a sloped backyard. This project is something that everybody wants to incorporate into their backyard. You can enjoy fun conversations with your friends over the meal while observing the outside nature. And it is best to relax your mind and body at the end of the day. You can involve your friends in this fun yet stylish building project and see how great it works to lift the value of your home to the next level. homedepot
13. Simple Floating Deck Plan – Step By Step

Our free deck plans and material lists include detailed instructions on how to build the perfect outdoor space for your home. Create an ideal outdoor space with this simple floating deck plan. These step-by-step instructions will allow even a beginner to work on this project on the weekend. This handmade deck is a few inches above the ground and doesn’t need stairs to access. Once you build, you will love to enjoy your meals outdoors while watching the outside view. The supplies list includes ground contact lumber, cedar deck boards, grade stakes, braided nylon rope, deck screws, line levels, a circular saw or hand saw, a power drill, and a shovel. instructables
14. Deck with Built-in Bench Plan

This simple deck with a built-in bench plan is on the Ground, so you don’t need to fuss with challenging railings and footings. It’s a simple project to increase the value of your home or just to make yourself more comfortable in your backspace. The built-in bench will add some extra seating space without breaking the bank. You will need timber, a decoratively treated joist, construction-grade cedar decking, a power drill, a miter saw, a circular saw, screws, line levels, and a measuring tape. familyhandyman
15. DIY Floating Deck Over Grass

Take advantage of our extensive collection of wooden deck plans, with easy-to-follow advice and tips that will make it simple to construct your dream deck. Outdoor renovation is one of those important projects that need to be perfect. Consider yourself this DIY floating deck over grass idea to make an ideal outdoor space on a budget. Rather than calling a professional to do the job, put your hands on it to save yourself a huge amount of money. This stylish entertaining area needs a few things you can find easily from any store and give some personal touches to show your creativity. You can see the complete list of supplies and more straightforward instructions here! bowerpower
16. DIY Backyard Small Deck

Learn this simple pattern for building your dream deck just in your backyard. This small deck above the Ground provides a more elevated and stylish look to your space. If you have never made a deck before, the given steps will make you do this on your weekend. Once you make it, you will love to enjoy your cold summer evenings with your friends. For this same version to create, gather the things you require to work on. Get the detailed plan here, including the list of supplies and instructions. thewhiteapartment
17. Build an Island Designer Deck

Get your free deck plans to create the perfect outdoor living space for you and your family. If you want to make a simple but stylish desk in your backspace, nothing would be a better option than this island designer deck. The straightforward design is easy to create yourself and works well to uplift the decor of your yard. This idea is pretty simple to tackle and needs a few things to get the same version on the cheap. Decorate it with your favorite plants and get ready to relax in a fresh environment. Visit the plan for the list of items and directions for the DIY! familyhandyman
18. How to Build a Redwood Deck

A deck you create is one of the best value adds to your backyard. This idea is one of those easy-peasy crafts anybody can tackle for their quality of life. Not only is this super simple to make out of redwood, but it also costs you just pennies to build. You can customize this to get what exactly you want. Supplies are redwood, joist hangers, a hammer, a drill with drill bits, deck trim, stain of your choice, paint brushes, a miter saw, a tape measure, and some working time. homedit
19. Raised Deck Over Concrete Patio

Our list of free deck plans come with step-by-step instructions, visuals and all the necessary materials to make your dream deck a reality. This raised deck over a concrete patio is the ultimate solution to the hopeless slab. You can cover the old concrete patio with this super stylish deck. It’s a simple project that expands your outdoor space and makes an entertaining area for your party guests and friends. The things you need to make this one are thick PVC trim, concrete screws, decking, flashing tape, plastic shims, self-leveling compound, treated lumber, a circular saw, a drill, a hammer drill, a level, and a miter saw. familyhandyman
20. Do It Yourself $500 Floating Deck

Make your decorative deck in your backyard space with this simple and easy-to-follow floating deck plan. It’s a great DIY project to save a huge amount of money and get what you desire. Without breaking the bank, this elevated deck is functional for celebrating your get-togethers with your family and friends in the outdoor space. You will need the wood of your choice, a miter saw, a circular saw, wood screws, a drill with drill bits, a measuring tape, the stain of your choice, a level, and safety glasses. prettypassive
21. Floating Outdoor Deck on the Ground

Looking for improvement ideas for your backyard? If yes, this floating outdoor deck on the Ground will force you to spend most of your time in the backyard. Not only is this a comfortable space to enjoy nature, but it is also a valuable addition that enhances the decor of your backspace. This deck is so simple to create yourself on a budget and turned out great on the weekend. If you are ready to tackle this tutorial, you can see the list of supplies and complete straight forward tutorial here! duoventures
22. Small Freestanding Deck Plan

Do you wonder if making your own small deck is very hard? If yes, then this small freestanding deck plan is totally for you. With just a handful of needed supplies, you can convert a small area in your front yard into an amazing sitting deck. To meet your needs, you can customize the size, like space and style. The supplies list has deck blocks, a wood board, drainage rock, landscape fabric, a miter saw, a measuring tape, a paintbrush, and a tape measure. somuchbetter
23. DIY Raised Deck on Uneven Ground

If your uneven Ground stops you from making a deck you want, then this DIY raised deck on uneven Ground is a perfect fit. These few steps will allow you to create your own highly styled deck in your backyard that would be a perfect gathering point for your guest and friends. It is super sturdy and stands against any type of weather. The materials list have pressure-treated boards, wood screws, treated straight posts, joist hangers, galvanized bolts, hurricane clips, box nuts, bags of readymade concrete, rocks, boards and measuring tape. dengarden
24. Build A Floating Deck On Dirt

Building your deck is a lot of work and needs a lot of money. But this simple build of a floating deck on dirt will keep your budget low. Rather than hiring a professional, this super simple project required a weekend and a couple of basic materials to get a stylish floating deck easily. The items you will need to get are your desired wood, saw horses, a circular saw, a measuring tape, a corded drill, a level, shovel, wheelbarrow, mattock, a rubber mallet or a tamper, an electric planer, a jig saw, and a table saw. instructables
25. Backyard Low Deck Plan

Take a special backyard area and turn it into a beautiful space you love. This backyard low deck plan is easy to make. It needs just a few tools and materials to put this all together. Once you make it, you will love to spend some time relaxing in such a peaceful space. On the other hand, this is a cost-effective and beginner-free project to tackle. You need prime ground contact pressure-treated lumber, pine deck boards, joist hanger, angle braces, deck screws, joist hanger nails, leveling sand, weed mat, shed anchor, a circular saw, a drill, a hammer, clamps, and a level. ashleybrooke
26. How Do You Build Composite Deck

Here’s how you can build a composite deck in your backyard with this free plan. Rather than hiring a man to do this job, you can make it with your hands to save a huge amount of money. This composite deck can cost a bit more than a wood deck, but it promises greater durability and needs less maintenance. This simple and affordable plan makes the dream of having a nice deck come true. Check out the list of items you need and the instructions for the tutorial here! myendlesstodolist
27. DIY Covered Deck Set Up

Looking for ideas to upgrade your backyard? If yes, then you have landed in the right place. This DIY-covered deck setup will inspire you to create the deck of your dreams. You can customize this in any way to reflect your creativity and style in your space. Once this deck is set up, you will see how great it works to make your outdoor gathering enjoyable. The best part is that you can even cover your concrete slabs with this easy-peasy covered deck. Follow the plan here for more details and instructions. catzinthekitchen
28. Building a Ground Level Deck

Build a space to entertain your guests, or simply relax with this by creating a ground-level deck plan. This is a perfect weekend project to tackle for turning your boring backyard into a super entertaining space. Not only is this makes a great focal point in your yard, but it also adds tons of seating space to enjoy your summer outdoor parties. The materials and tools needed are water seal penetrating timber oil, water seal deck wash, pressure treated joist, pressure treated thick deck boards, outdoor rated screws, a drill, paint tray, paint pad applicator, a brush, a circular saw, a shovel, wheelbarrow, and a speed square. hoosierhomemade
29. DIY Floating Garden Deck

It’s quite simple to create your deck in your backyard. If you are a beginner, this DIY floating garden deck will give you the instructions to create a cheap and super stylish dream deck. It will allow you to avoid extensive renovation and make something that suits your needs and style. The best part about this project is that you don’t need to spend a fortune to get what you want. Supplies are wood boards, joist hangers, a circular saw, a hammer, a measuring tape, and a square. Check out the details and instructions here! kippiathome
30. Free Backyard Deck Plan

Let us help you find the ideal deck plan that perfectly matches your home’s exterior and provides an enjoyable space to entertain guests or relax outdoors. This simple free backyard deck plan is an impressive way of making your dream deck in your yard. Not only is this super easy to create yourself, but it also makes you feel confident about your backyard decor. This one is an elevated deck that uplifts the decor of your backspace on the cheap. Involve your friends in this fun yet stylish project and see how great it turned out on the weekend. If you are up to tackling this project, you can see the list of supplies and complete tutorial here! thewhiteapartment
31. DIY Ground Level Pallet Deck

Create a relaxing space in your backyard with this easy-peasy DIY ground-level pallet deck. Due to being made with pallets, this project is pretty simple to work on and costs you just pennies. Once you make it a great focal point in your space that is perfect for entertaining your guests. the things you will need to make this one are multiple pallets of the same size, wrecking bar or pallet pry bar, pressure treated timber, postcrete fast-setting concrete, a spade, a hammer and a screwdriver. safestore
32. Multilevel Deck for a Kiddie Pool

Summer is on the corner, and it’s time to turn your yard into a living area. This multilevel deck for a kiddie pool idea is perfect for keeping your little ones busy during the summer holidays. The best part is that your kid will easily attract to this pool, so you don’t need to force them for a bath. If you are ready to beat the sun in a fun way, this project could be a great fit for you. Get the detailed plan here for more details. diynetwork
33. How to Build a Elevated Deck – Step by Step

Have you been looking for a deck plan that will make the most of your outdoor space? Look no further – our comprehensive range of free deck plans will help you create the perfect backyard. Elevated decks are great for adding a bit of charm to your outdoor space. If you don’t know how to create yourself on a budget? This could be the perfect solution to your problem. Not only is this project beginner-free, but it is also budget-friendly to create an adorable deck to serve your guest well in your outdoor space. Are you ready to double the space of your outdoor? If yes, then you have this easy-to-follow tutorial along with the list of supplies and instructions! thevanderveen
34. DIY Pool Deck – Free Plan

There is no need to hire a professional to design and make a pool deck when you can create your own at a much lower cost. This DIY pool deck idea will give you the basic instructions from start to end so that even a beginner can work on this project. It’s a great project to add a bit of a statement to your outdoor space without breaking the bank. To work on this project, you need to get a few needed stuff. You can see the list of items and directions for the DIY here! hometalk
35. Floating Deck with Deck Blocks

Wondering about creating a floating deck? If yes, this floating deck with deck boards is the perfect idea you can definitely do yourself. It’s a perfect weekend project to tackle to improve the look of your backyard. With the addition of some chairs, this would be a wonderful place to enjoy the cold summer evening with your friends. You need deck blocks, pressure-treated wood, landscape staples, hurricane ties, screws, joist hangers, galvanized nails, hidden flange joist hangers, deck boards, and box deck screws. housebythebay
36. $300 Wooden Pallet Deck

If you always want to have your deck in your space but hesitate to tackle such a big project that needs some complicated construction. This wooden pallet deck idea is perfect for saving yourself a huge amount of money and getting something you really want. This idea is perfect for both, whether you want to make some seating space outdoors or make a dream deck. If you are ready to tackle this easy project, grab the details and list of supplies here! remodelaholic
37. DIY Curved Freestanding Deck

This DIU curved freestanding deck idea will enable you to build your own outdoor entertaining space on the weekend. The curved design is pretty simple to get yourself with some right working tools. You can customize the size and shape just the way you want and see how great it works to uplift the look of your yard. You can incorporate any decoration on the deck to show your style. Check out the detailed plan here, along with the list of materials you need! pinspiredtodiy
38. Low-Budget Pallet Deck Design

Are looking for a cost-effective way to add some style and comfort to your outdoor living space? Look no further than this low-budget pallet deck design! Whether you have a deck or patio already, or just want to create a relaxing seating area in your backyard, this project is easy to tackle without breaking the bank.
The key materials for this project are wood pallets and a handful of tools, including a hand saw, working gloves, safety glasses, and a tape measure. You’ll also need some wood boards and weed control fabric to ensure a sturdy and long-lasting result.
This DIY project is an affordable way to add some seating space and lets you get creative and customize the design to fit your outdoor aesthetic. Imagine enjoying your morning coffee or watching the sunset with your kids from the comfort of your own outdoor lounge area.
Don’t wait to start this fun and easy project that will enhance the beauty and functionality of your outdoor space! northernhome
39. Easy DIY Patio Deck

Need a deck to enjoy the outdoor fun with your friends and family? If yes, then you have come to the right place. This easy DIY patio deck will allow you to stylishly expand the space of your backyard without spending an arm and leg. Once you make you will love to arrange small get-togethers to enjoy the great outside weather. The material list has pressure-treated posts, stakes, string, spray paint, post hole diggers, a shovel, rebar, concrete mixer, wheelbarrow, galvanized post holders, joist hangers, nail gun with nails, a tape measure, a wrench, a circular saw, a drill, stain sealer, stain applicator and rags. thinkwood
40. Build a Pergola on a Deck

Looking for the perfect deck plans to suit your outdoor living space? We have a wide selection of designs you can build cheaply! Building a deck yourself is not that hard if you keep it simple. This easy build of a pergola on a deck is great for beating the summer heat. You can enjoy eating and relaxing with your friends under the shelter that you create yourself with a beautiful deck. Increase the value of your home by working on this project and see how great it turned out to transform your backyard into a living area during the warmer days. You will need pressure-treated wood, post anchors, lag bolts, carriage bolts, deck screws, hurricane ties, a drill with drill bits, a socket set, a ladder, clamps, a jig saw, a circular saw, and a utility knife. remodelaholic
Conclusion:
In conclusion, our list of 40 free DIY deck plans includes an array of exciting and budget-friendly designs, enabling you to transform your outdoor space. From small deck ideas to more expansive patio deck creations, a wealth of inspiration is available. Remember that DIY decking not only enhances your home’s appeal but can also save you money on construction costs. So, explore our free deck plans, cheap deck designs, and various materials to build your dream homemade DIY deck, truly personalizing your backyard experience.