Construction & DIY Calculators

Post Spacing Calculator

Use Post Spacing Calculator free in your browser. No account required; your input is processed locally in your browser.

Runs locallyYour inputs stay in your browser.
Workspace
Result
—
HOW IT IS CALCULATED

Calculate equal spacing between posts

Divide the total length by the number of spaces between the posts.

Instant resultClear formulaRuns locally
01Values
02length ÷ (posts − 1)
03Result

6 posts create 5 spaces, not 6.

GOOD TO KNOW

Spacing counts gaps, not posts

This is why one is subtracted from the number of posts.

02

In short

What logic does the calculator use?

length ÷ (posts − 1)

Example?

6 posts create 5 spaces, not 6.