DeckMath
All railing types
Cable · all 20 deck sizes

Cable Deck Railing Cost

Horizontal stainless-steel cables tensioned between metal or wood posts. Maximum view-through, modern aesthetic, $150+ per cable run after tensioning. Premium-tier finish.

$95-$180/lf installed10-20 yr cable, 25 yr postspecialty
Best for

View-preserving installs (waterfront, mountainside, garden focal points), modern minimalist aesthetic, large-deck installs where rail height is the visual blocker.

Watch-outs

Cable tension MUST be inspected at year 1 and adjusted — too loose violates IRC sphere rule. DIY installation almost always fails inspection on tension consistency. Hire a specialist.

Pick your cable deck size

Open the calculator with cable pre-selected

Use the deck cost calculator to dial in railing height, post spacing, infill style, and stair handrails.