Decking Calculator

Transform your outdoor space with a new deck—use our Decking Calculator to accurately estimate the number of decking boards and materials you’ll need for your project. Whether you’re planning a small patio or a large entertaining area, our tool helps you plan with confidence and avoid costly mistakes. 

What is Decking?

Decking is a flat, weight-supporting surface—typically built outdoors and elevated—made from timber, composite, or synthetic boards, used to create functional and attractive outdoor living spaces. 

How does the Decking Calculator Help? 

Here’s what you can expect from our Decking Calculator: it takes the guesswork out of planning by providing a clear breakdown of the essential materials and quantities you’ll need for your decking project. This ensures you can order with confidence and avoid unnecessary delays or shortages.

• Number of decking boards required for your project
• Fasteners (screws or clips) needed for installation
• Estimated material costs (if applicable)
• Recommendations for allowing extra boards to cover waste and offcuts (typically add 10% to your total)