How Much Does Composite Decking Cost

Let’s get down to it: how much is composite decking? On average, a composite deck costs between $30 and $60 per square foot, including installation. Natural decks, on the other hand, cost about $23 to $42 per square foot installed, especially for high-end wood like cedar and redwood.

How much does a 20x20 composite deck cost?

Composite Deck QualityCost Per Square Foot InstalledAverage Total CostEntry-Level Composite Deck$20$5,821National Average Cost$28$8,064Premium Composite Deck$38$10,826

How much does a 300 square foot composite deck cost?

Size is the biggest price factor, with 144 square feet ranging from $1,440 to $3,900 compared to $3,000 to $8,100 for 300 square feet. For a complete Trex deck, including framing, decking, rails and stairs, you can expect to spend $20 to $62 per square foot.