Baluster Spacing Helper

Design code-compliant baluster layouts for railings, stairs, and fences

Baluster Configuration
Configure baluster spacing and dimensions
About this calculator

Baluster Spacing Helper: A railing-layout tool that calculates safe, even baluster spacing.

How it works

  • Enter rail span, post details, and baluster width.
  • Set spacing constraints to match local code targets.
  • The calculator returns count, gap size, and a balanced layout.