How to Plan a Decking Project in the UK: Step-by-Step Guide

Planning a decking project in the UK can feel overwhelming, especially if you’re starting from scratch. From choosing materials to designing your layout, getting the basics right early on can save time, money and stress later.

This step-by-step guide will help you plan your decking project in the UK, whether you’re considering composite or timber decking.

Step 1: Decide How You’ll Use the Space

Start by thinking about how you want to use your decking. Is it for dining, relaxing, entertaining or a mix of everything? Your intended use will influence the size, layout and features of your deck.

Step 2: Choose Between Composite and Timber Decking

One of the biggest decisions is choosing your material. Composite decking offers low maintenance and long-term durability, while timber provides a more traditional look.

Compare both options in our composite vs timber decking guide or explore our composite decking boards.

Step 3: Plan Your Deck Layout

Measure your space carefully and consider how your decking will connect to your home or garden. Think about access points, steps and how furniture will fit within the space. For inspiration, explore our decking ideas.

Step 4: Consider Levels and Features

Adding steps, raised areas or built-in seating can help define zones and make your deck more functional. Even in smaller gardens, slight changes in height can add interest.

Step 5: Set a Budget

Your budget should include materials, installation and any additional features. While composite decking can have a higher upfront cost than timber, it often saves money over time due to lower maintenance.

Read our decking cost guide to understand typical pricing.

Step 6: Find a Professional Installer

Working with an experienced installer can help ensure your decking is built correctly and safely. Professional installation can also improve the overall finish and longevity of your deck. You can also find guidance on decking regulations via the Planning Portal.

Use our find an installer tool to locate a trusted professional near you.

Step 7: Order Samples Before You Decide

Before making a final decision, it’s always worth seeing materials in person. Samples allow you to compare colours, textures and finishes in your own space.

Order free decking samples to help you choose the right option for your project.

Do I need planning permission for decking in the UK?

In many cases, decking does not require planning permission if it is below a certain height and not covering a large portion of your garden. However, rules can vary, so it’s always best to check local guidance before starting your project.

Get Started

With the right planning, your decking project can transform your outdoor space. Take the first step by exploring your options and building a plan that works for your home and lifestyle.