Baluster Calculator
Estimate railing balusters, spindle spacing, rails, screws, and cost by railing length and baluster size.
LIVE CALCULATION
Balusters
12
balusters · amount to purchase
+0.0 balusters estimated wastage (10%)
Project Summary
Railing Length-
Spacing Between-
Balusters Needed-
Top + Bottom Rail-
Baluster Screws-
Cost Estimate
Balusters (per spindle)-
Estimated Total-
Calculation Assumptions
Baluster Size-
Max Gap-
Layout-
Waste Percentage-
Fasteners-
Pricing BasisNot specified
Baluster counts assume a straight run between posts measured end to end. Stairs, angled runs, and curved rails need extra balusters and the gap must never exceed your local code (usually 4 in). Verify post spacing and hardware with a professional.
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