Rail Calculator

The lengths of each side of a deck often vary. As a result, the post spacings for a railing will vary as will the length of the railing section that fits between each post.

This tool will save you time and show you how far apart to set your balusters from each other and from each post so the balusters appear perfectly balanced in each of your railing sections.

For help, simply click on the(?) beside the section you need help with, Or watch this Tutorial Video.

Width of Baluster:
Spacing Between Balusters:
Section A:
Section B:
Section C:

**Based on your selected baluster width (b), spacing (c) and distance between opposing post faces (a), the space between the posts and the first and last baluster has been calculated a displayed below (d).

Baluster Calculator

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