Cost to Build a Deck – By Material and Size
🆕 Cost GuideUpdated for 2026IRC and NADRA data9 min read Cost to Build a Deck in 2026: By Material, Size, and Story Height The Short Answer Building a standard 12×16 deck costs $4,800 to $8,200 in pressure-treated wood or $7,700 to $15,000 in composite professionally installed in 2026. Per square foot, expect $25 to $45…