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DIY & materials

Fence posts and panels Calculator

Estimate panel bays, end posts and post-concrete bags. This free fence posts and panels calculator shows the calculation and its assumptions so you can compare your own figures.

How the fence posts and panels calculation works

Each bay adds a panel and post, with one initial end post. Count rounds up to meet or exceed the entered line length.

Assumes a straight separate fence line. Gates, shared corner posts, cut panels, post foundations and wind loading require separate design.

Using this calculator

  1. Enter your own figures in the labelled inputs. Keep the currencies, units and time periods consistent.
  2. Choose any applicable rate profile, pattern or assumption shown for this tool. Open additional inputs when relevant.
  3. Review panels and posts, then read the stated assumptions and eligibility conditions before using the result.

Worked example

This is a static example using illustrative inputs, not facts about you or today’s date. The displayed eligibility selections and assumptions apply only to this example.

See example inputs
Fence line length (m)
20
Panel clear width (m)
1.8
Post width (m)
0.1
Panel price (€)
60
Post price (€)
25
Concrete bags per post
2
Panels
11
Posts
12
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