Decking Calculators

Calculate deck boards, beams, joists, footings, and railing needs.

Calculate deck boards, joists, beams, and footings needed. Estimate total material cost.

Calculate deck railing materials including posts, balusters, top rails, and hardware.

Calculate deck beam size and span requirements. Determine beam plies, size, and support post spacing.

Estimate the number of deck posts, post size, and concrete needed based on deck area, height, and post spacing.

Calculate deck stair stringers, risers, treads, and total run for safe, code-compliant stairs.

Estimate the number of joists, joist size, span, and total lumber for your deck frame.