Outdoor Structure Calculators

Decks and fences are lumber arithmetic at scale: boards, joists, posts, rails and hundreds of fasteners. These calculators lay out the full material list from your dimensions.

• Deck Board CalculatorCalculate how many deck boards you need for 12 ft or 16 ft boards, plus screws and 2026 lumber cost. Enter deck dimensions for instant results.
• Fence CalculatorCalculate fence posts, panels, concrete and 2026 cost for a privacy or picket fence. Enter fence length and post spacing for instant results.