Fence Calculator
Calculate the posts, panels and rails needed to build a fence, including gates and total cost.
Work out how many fence posts, panels and rails you need for a run of fencing, including gates.
How to use it
- 1Enter the total fence length and panel width.
- 2Enter post spacing and number of gates.
- 3Enter prices per post, panel and gate for a total cost.
Fence run details
Enter the total fence length, panel width and gates.
Result
Posts needed
18
- Panels needed
- 16
- Rails needed
- 32
- Total cost
- €920.00
Assumes two rails per panel; adjust manually for taller fences needing three.
Frequently asked questions
- How far apart should fence posts be?
- Typically 1.8–2.4m apart, matching your panel width.
- Does it include a corner post automatically?
- Yes, the post count always includes one extra end post for a straight run.
- Can I add multiple gates?
- Yes, enter the number of gates and each replaces one panel width.
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