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Decking and fencing
How many fence panels and posts do I need?

How many fence panels and posts do I need?

By the Plankley team · Last checked 19 October 2026

Work it out: the fence calculator shows the sum for your own measurements, with every figure editable.

Worked example: Order: 6 panels and 7 posts.

Open the fence calculator

Safety: A quantity and geometry estimate, not a design. It's not a substitute for a builder, structural engineer or building control. For anything load-bearing, retaining, on a boundary or that people walk on or lean against, get professional advice and check Building Regulations and planning rules.

On this page

The sum
Corners
Gravel boards
Concrete per post

The sum

Corners

Gravel boards

Concrete per post

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Plankley is an independent site with UK calculators for DIY and the trades. Every figure is a planning estimate: check your supplier's or maker's figures before ordering. We don't test products.

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