Fence Post Spacing Guide

Fence post spacing depends on the system, panel or rail length, fence height, wind exposure and site conditions. A calculator can estimate post count, but the selected manufacturer’s instructions and local requirements control the final layout.

Lay out each run separately

Measure between terminal points such as corners, gates and ends. Divide a run into equal bays that do not exceed the permitted spacing. This avoids finishing with one awkwardly short or overly long bay.

Count special posts

Corners, ends and gates may require different posts or reinforcement. A double gate has its own hardware and support requirements. Do not treat every post as an interchangeable line post when pricing materials.

Example planning method

For a 48-foot straight run with a maximum eight-foot bay, six equal bays create seven post locations including both ends. Add the posts required for connecting runs and gates without double-counting shared corners.

Then review how to measure total fence length.

Estimate fence sections and posts →

Verify the project specification

Local conditions, product requirements and project rules can change the final quantity or installation method. For additional background, consult 811 utility-location guidance, along with the selected manufacturer and local authority.