Deck Board Calculator

Calculate the number of deck boards and fasteners needed for your deck surface.

Deck length (ft)

Deck width (ft)

Board size

Board length (ft)

Gap between boards (in)

Recommended: 1/4 in (0.25) for pressure-treated, 1/8 in (0.125) for dry hardwood

Boards Needed26boards

Est. Fasteners676screws

Fastener estimate assumes 16-in on-center joists, 2 screws per board per joist.

Put your calculations to work.

Bit & Grain connects your estimates to job costing, invoicing, and scheduling. Free to start.