Composite (Trex-style) deck cost
Short answer
A composite (trex-style) deck costs about $30–$60 per square foot installed. A 12 × 16 ft deck (192 sq ft) runs roughly $5,760–$11,520.
Cost / sq ft
$30–$60
12×16 installed
$5,760–$11,520
Boards
29
Joists
13
Composite (Trex-style) decking
At $30–$60 per square foot installed, a 192 sq ft (12×16 ft) deck in composite (trex-style) runs about $5,760–$11,520. That covers framing, decking, fasteners, and labor — railings and stairs are extra.
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Frequently asked questions
How much does a composite (trex-style) deck cost per square foot?
About $30–$60 per square foot installed, including framing, decking, and labor. Height, railings, and stairs push it higher.
How much does a 12 × 16 composite (trex-style) deck cost?
Roughly $5,760–$11,520 for 192 sq ft — about 29 deck boards and 13 joists. Enter your size in the calculator.
Is a composite (trex-style) deck worth it?
Composite (Trex-style) costs more upfront than wood but needs no staining and lasts 25+ years, so it often wins on total cost. Compare materials in the calculator.