Platform Deck vs Floating Deck: Which is Right for Your Space?

Linda Jul 20, 2026
Attached Decks vs. Floating Decks: Building the Right Outdoor Living Space
Attached Decks vs. Floating Decks: Building the Right Outdoor Living Space

When it comes to outdoor living spaces, two popular deck options are the platform deck and the floating deck. While both types of decks can enhance the aesthetic appeal of a property, they have distinct differences in terms of design, functionality, and installation requirements.

Attached Decks vs. Floating Decks: Building the Right Outdoor Living Space
Attached Decks vs. Floating Decks: Building the Right Outdoor Living Space

Before we dive into the specifics of each type of deck, it's essential to understand the context in which they are built. Platform decks are typically constructed on a solid foundation, such as a concrete slab or a wooden platform, while floating decks are built above the ground, often on a series of piers or posts.

6 Easy Floating Deck Ideas
6 Easy Floating Deck Ideas

Platform Deck vs Floating Deck: Key Differences

The primary difference between a platform deck and a floating deck is the way they interact with the surrounding terrain. A platform deck is built on a solid foundation, which can be a concrete slab, a wooden platform, or even a series of piers. In contrast, a floating deck is elevated above the ground, often on a series of piers or posts.

Floating deck vs Fixed: Which is better?
Floating deck vs Fixed: Which is better?

Design and Functionality

Platform decks are often more versatile in terms of design and functionality. They can be built to accommodate a wide range of architectural styles, from modern to traditional. Additionally, platform decks can be designed with various features, such as built-in seating, planters, or even a fire pit.

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

On the other hand, floating decks are often more aesthetically pleasing due to their elevated design. They can create a sense of separation between the deck and the surrounding terrain, which can be particularly beneficial in areas with high water tables or unstable soil conditions.

Installation Requirements

The installation requirements for platform decks and floating decks differ significantly. Platform decks typically require a solid foundation, which can be a concrete slab or a wooden platform. In contrast, floating decks require a series of piers or posts to elevate the deck above the ground.

Build a Simple Backyard Deck Platform (Beginner-Friendly Guide)
Build a Simple Backyard Deck Platform (Beginner-Friendly Guide)

When it comes to installation, platform decks are often more straightforward to build, as they can be constructed on a solid foundation. Floating decks, on the other hand, require more planning and expertise, as they need to be designed and built to accommodate the unique requirements of the site.

Platform Deck vs Floating Deck: Which is Right for You?

When deciding between a platform deck and a floating deck, there are several factors to consider. If you prioritize functionality and versatility, a platform deck may be the better choice. However, if you want to create a visually striking outdoor space that appears to float above the ground, a floating deck could be the way to go.

How To Frame & Build A Floating Deck.
How To Frame & Build A Floating Deck.

Considerations for Platform Decks

When considering a platform deck, it's essential to think about the surrounding terrain and how it will interact with the deck. For example, if you have a sloping yard, a platform deck can provide a stable and level surface for outdoor living. Additionally, platform decks can be designed to accommodate various features, such as built-in seating or planters.

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
How To Build A Ground Level Deck
How To Build A Ground Level Deck
Smalll Ground Level Deck Ideas on a Budget - Floating Deck Design DIY Step by Step
Smalll Ground Level Deck Ideas on a Budget - Floating Deck Design DIY Step by Step
How to Build a Floating Deck That Lasts 15+ Years
How to Build a Floating Deck That Lasts 15+ Years
Deck Codes: Building a Code-Compliant Backyard Decks
Deck Codes: Building a Code-Compliant Backyard Decks
25 Cool Floating Deck Ideas and Designs
25 Cool Floating Deck Ideas and Designs
DIY Hacks for Building a Floating Backyard Deck with TuffBlocks
DIY Hacks for Building a Floating Backyard Deck with TuffBlocks
Floating Deck Ideas Using Deck Blocks
Floating Deck Ideas Using Deck Blocks
before and after pictures of a back yard with deck, seating area, and landscaping
before and after pictures of a back yard with deck, seating area, and landscaping

However, platform decks can also be more prone to water damage, as they are built on a solid foundation. This can be particularly problematic in areas with high water tables or unstable soil conditions.

Considerations for Floating Decks

When considering a floating deck, it's essential to think about the aesthetic appeal of the space. Floating decks can create a sense of separation between the deck and the surrounding terrain, which can be particularly beneficial in areas with high water tables or unstable soil conditions.

However, floating decks can also be more challenging to build and maintain, as they require a series of piers or posts to elevate the deck above the ground. Additionally, floating decks can be more prone to movement and settling, which can affect the structural integrity of the deck.

Ultimately, the choice between a platform deck and a floating deck comes down to your specific needs and preferences. By considering the unique requirements of each type of deck, you can make an informed decision that will enhance the aesthetic appeal and functionality of your outdoor living space.