How to Build a Temporary Deck on Grass: Easy DIY Guide

Margaret Jul 01, 2026

Building a temporary deck on grass can enhance your outdoor space, providing a perfect spot for relaxation or entertaining guests. This guide will walk you through the process, ensuring your deck is sturdy, safe, and visually appealing. Let's dive in!

How to Build a Cheap Ground-Level Deck
How to Build a Cheap Ground-Level Deck

Before we start, it's crucial to check local building codes and obtain any necessary permits. Also, consider the size and design that best suits your needs and complements your landscape.

How to Build a Deck Step by Step with Pictures | MCD
How to Build a Deck Step by Step with Pictures | MCD

Gathering Materials and Tools

Assembling the right materials and tools is the first step towards a successful project. Here's a list to get you started:

DIY Floating Deck Tutorial | Easy Backyard Deck Build
DIY Floating Deck Tutorial | Easy Backyard Deck Build

  • Pressure-treated lumber (for longevity and resistance to rot)
  • Deck screws (corrosion-resistant)
  • Gravel and landscape fabric (for base preparation)
  • Decking screws and hidden deck fasteners
  • Circular saw, drill, level, tape measure, and safety gear

Preparing the Site

A New Deck in Under 30 Minutes!
A New Deck in Under 30 Minutes!

Choose a flat area on your grass for your deck. Remove any debris, and mark out the deck's perimeter using stakes and strings.

Next, prepare the base. Lay down landscape fabric to prevent weeds from growing up through your deck. Cover the area with a layer of gravel, ensuring it's level and well-compacted. This provides a stable foundation for your deck.

Building the Frame

How To Build a Deck for Less than $250 - 2 Bees in a Pod
How To Build a Deck for Less than $250 - 2 Bees in a Pod

Start by building the frame for your deck. Cut and assemble the joists, ensuring they're evenly spaced and level. Use joist hangers for added support and attach them to the outer frame.

Once the frame is complete, attach the outer rim joists. These will provide additional support and help keep your deck square. Don't forget to leave space for the ledger board, which will attach to your house if your deck is adjacent to it.

Laying the Decking Boards

Affordable DIY Portable Deck Solutions for Renters on a Budget
Affordable DIY Portable Deck Solutions for Renters on a Budget

Now that your frame is secure, it's time to lay the decking boards. Start from one corner and work your way across, ensuring each board is level and evenly spaced.

Use hidden deck fasteners to attach the boards to the joists. This not only gives your deck a clean, finished look but also helps prevent water from pooling on the surface.

Easy Step-by-Step Guide to Building a Ground Level Deck
Easy Step-by-Step Guide to Building a Ground Level Deck
Cheap DIY Deck Build Stunning Ground Level Deck Under $300
Cheap DIY Deck Build Stunning Ground Level Deck Under $300
The Easy Way To Build A Wood Pallet Deck
The Easy Way To Build A Wood Pallet Deck
a man standing in front of a wooden deck with the words no permit, no digging
a man standing in front of a wooden deck with the words no permit, no digging
the ground level deck is being built with a wooden barrel on it and grass in front
the ground level deck is being built with a wooden barrel on it and grass in front
DECK IN A DAY [part 01] - How to Build a Ground Level Deck // DIY Floating Deck
DECK IN A DAY [part 01] - How to Build a Ground Level Deck // DIY Floating Deck
Decking help - frame plan check & advice on posts / heig
Decking help - frame plan check & advice on posts / heig
Building a Floating Deck Over Old Concrete - DIY Backyard Deck Ideas for Deck Builders
Building a Floating Deck Over Old Concrete - DIY Backyard Deck Ideas for Deck Builders
a wooden deck is being built into the ground
a wooden deck is being built into the ground
a wooden deck with potted plants on it and the words 5 reasons to build a floating deck
a wooden deck with potted plants on it and the words 5 reasons to build a floating deck
💰Cheap DIY Floating Deck💰
💰Cheap DIY Floating Deck💰
12x12 Freestanding Deck Plans With Step by Step Video Tutorial - Etsy
12x12 Freestanding Deck Plans With Step by Step Video Tutorial - Etsy
DIY Floating Deck - Easy Woodworking Project
DIY Floating Deck - Easy Woodworking Project
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20 DIY Pallet Patio Deck Ideas: Floating Deck Solutions for Any Yard
DIY Easy 12'x12' Free Standing Deck Plans Easy to Follow! - Etsy
DIY Easy 12'x12' Free Standing Deck Plans Easy to Follow! - Etsy
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Easy Outdoor Upgrade: Building a Detached Floating Deck with Trex Made Simple! 🏡✨ #FloatingDeck
How to build a  deck:  DIY pallet wood deck build for under $100
How to build a deck: DIY pallet wood deck build for under $100
DIY Hacks for Building a Floating Backyard Deck with TuffBlocks
DIY Hacks for Building a Floating Backyard Deck with TuffBlocks
40 Cheap DIY Pallet Deck Ideas To Save Money
40 Cheap DIY Pallet Deck Ideas To Save Money

Adding Railings and Stairs

If your deck is elevated, adding railings is a must for safety. Measure and cut your railing posts, ensuring they're level and securely attached to the frame. Attach the railings and balusters, following the manufacturer's instructions.

If your deck is high enough, you'll also need to build stairs. Measure and cut the stringers, ensuring they're properly supported. Attach the treads and risers, and don't forget to add a handrail for safety.

Finishing Touches

Once your deck is complete, apply a sealant to protect the wood from moisture and UV damage. This will also enhance its appearance and make it easier to clean.

Finally, consider adding outdoor lighting to make your deck more inviting in the evenings. Solar-powered lights are an eco-friendly and low-maintenance option.

Congratulations! You've now got a beautiful, temporary deck on your grass, perfect for enjoying the great outdoors. With proper maintenance, it should last for years to come. Happy decking!