Home office with the TimberTech Deck Design Tool open on a desktop computer monitor

Deck Design Tool: Design Your Dream Deck Online for Free

Design your ideal deck online with TimberTech’s free Deck Designer tool. Whether you’re starting with a new backyard deck idea or refining an existing plan, this 3D deck design tool helps you visualize layouts, explore decking and railing options, and create a plan that fits your space.

The tools you need to design your outdoor space

Use the online deck planner to experiment with deck size, shape, stairs, and style before moving forward with your project. From early inspiration to more detailed deck planning, TimberTech Deck Designer gives homeowners a simple way to bring their outdoor living vision to life.

Someone using the deck designer tool on their laptop is reviews deck color options.

Design your deck in 3D

All TimberTech decking, railing, lighting, and framing options are available inside the tool — including all Advanced PVC and composite collections. Drag and drop boards to build your layout, adjust dimensions to match your yard, and preview how different color combinations look in a realistic 3D view.

Multiple deck layout options shown in screenshot from the tool

The Deck Designer lets you save as many designs as you need under a single free account. Use the side-by-side comparison view to evaluate different layouts, color schemes, or railing styles against each other. You can also share a design link directly with a contractor or family member so they can view your plan.

Printed document with read out of deck design layout and dimensions, as well as product selections that can be given to a contractor

Get a detailed materials list

Every completed design generates an itemized material list showing the exact boards, fasteners, railing sections, and accessories needed to build your deck. Download the list then bring it to any TimberTech dealer or retailer for a materials quote.

Get started today

2. Design your deck

3. Plan your build

*Make sure you’re working on a computer or tablet that meets our system requirements.

Deck design tool open on a laptop at a coffee shop

How to Start Designing Your Deck — 3 Ways to Begin

Lakeside deck illuminated by string lights

Browse our photos

Choose a deck you like and we’ll turn it into a template that you can edit.

Deck design rendering from the tool that includes an elevated deck with stairs and railing

Explore existing deck plans

Explore complete design templates and edit them to fit the style you’re looking for.

Image from deck design tool shows dimensions of the proposed deck

Start from scratch

Build your own deck design from scratch — exactly how you envision it.

Start designing

Not ready to design? Let these decks inspire you

Our Inspiration Gallery is full of beautiful deck designs, from simple to show stopping. Just what you need to help you hone your deck vision.

Start browsing

Take the next step

TimberTech decking samples laid flat on a deck

Order free samples

Compare colors, finishes, and materials, and see the real wood aesthetics of TimberTech Decking in your outdoor space.

Order samples

TimberTech contractor places deck board down on substructure during a deck build

Deck building resource center

Find everything you need to know about building a deck with guides, how-tos, and tips, all developed by our installation experts.

visit the resource center

Beachside deck with white railing

Find a dealer or retailer

If you want to see more TimberTech colors up close — or just a bigger sample of your chosen color — visit a dealer or retailer in your area.

Find a location

SYSTEM REQUIREMENTS

Desktop Browsers: Deck Designer works best on Safari (version 12+), Google Chrome (version 72+), Edge Chromium (version 79+) and Firefox (version 68+). We recommend using a two-button mouse with a scroll wheel for desktop use. Deck Designer cannot be used on Android or iPhone mobile devices.

Tablet Browsers: The same browsers listed for desktop use above will also work on your tablet. For the best experience, please use a tablets with screen sizes 8” or larger — and operating systems iOS 17 and newer or Android 13 and newer. We also recommend using a stylus .

FAQs

Is TimberTech's Deck Designer free to use?

Yes. TimberTech's 3D Deck Designer is a free online tool. You just need to sign up for an account or log in to start designing.

Can I use the Deck Designer on my phone?

No. Deck Designer is not supported on Android or iPhone mobile devices. It's built for desktop browsers and tablets with an 8" or larger screen running iOS 17+ or Android 13+.

What are the different ways to start a deck design?

There are three ways to begin: browse inspiration photos and turn one into an editable template, choose from existing deck plan templates and customize them, or start completely from scratch and build your own layout.

What do I do with my completed deck design?

Download your materials list and bring it to a nearby TimberTech dealer or retailer. You can also share your design with a contractor or use it as the basis for a contractor quote request.

Can I compare multiple deck design options?

Yes. The tool lets you save multiple designs and compare them side by side, so you can weigh different layouts, decking, railing, and lighting combinations before committing.

Is the deck plan from the Deck Designer ready to build from, or do I need a professional to review it?

Deck Designer plans are meant as a reference to help you visualize your project's layout and assembly. TimberTech recommends reviewing any plan with a licensed professional engineer, architect, or local building code official before building. Connect with a contractor to bring your deck plan to life.

What can I customize in the Deck Designer?

You can customize decking, railing, lighting, and framing using TimberTech's full range of product options to find the combination that fits your outdoor space.

Where can I buy the materials for my design?

Once you've downloaded your materials list, you can purchase everything at a nearby TimberTech retailer or dealer location. TimberTech also has a dealer locator to help you find one near you.

_Disclaimer:

_{Deck Designer plans are provided for your reference as a courtesy based on general inputs from you to aid you in visualizing the layout and assembly of your project. Any plans should be reviewed with a licensed professional engineer, architect, and/or local building code official. TimberTech makes no warranty or representation regarding the plans or that the layouts or schematics comply with applicable building codes and/or regulations. TimberTech disclaims all liability with respect to the plans.}