Composite Decking Cost & Calculator

Composite decking is made from a blend of recycled wood fibers and plastic. It will not rot, splinter, or require staining, and modern capped composites closely mimic the look of natural wood with minimal maintenance.

Unit Price

$8.00

per sq ft

Labor Cost

$4.00

per sq ft

Durability

30

years lifespan

Sustainability

4/5

Good

Category: Siding
Range: $4.00$14.00/sq ft
Waste Factor: 8%
Avg Project: $9,500

Composite Decking Cost Calculator

1 sq ft1,000 sq fts

Order quantity: 108 sq fts (100 + 8% waste)

Material Cost

$864

incl. $64 waste buffer

Labor Cost

$432

Total Estimated Cost

$1,296

Based on 108 sq fts at $8.00/sq ft + $4.00/sq ft labor. Actual costs vary by location and supplier.

Specifications

MaterialWood fiber + recycled plastic
ProfileGrooved or square-edge
Sizes1" x 5.5" x 12', 16', 20'
CapPolymer shell (capped composite)

Price Comparison with Alternatives

MaterialPriceDurabilitySustainabilityCost/Year
Composite Decking (current)$8.00/sq ft30 yrs4/5$0.27
Pressure-Treated Lumber$5.50/board foot25 yrs3/5$0.22
Cedar Lumber$8.50/board foot30 yrs4/5$0.28
Ipe Hardwood$22.00/board foot75 yrs2/5$0.29

Cost/Year = unit price divided by expected lifespan. Lower cost/year indicates better long-term value. Note: units may differ between materials.

Best Uses

  • Deck surfaces
  • Dock decking
  • Porch flooring
  • Pool surrounds

Material Details

Average Project Cost

$9,500

Typical project using this material

Sustainability Rating

Goodeco-friendly choice

Waste Factor

8%

Order 8% extra to account for cuts, breakage, and fitting

Composite Decking: Complete Buying Guide 2026

Composite decking is made from a blend of recycled wood fibers and plastic. It will not rot, splinter, or require staining, and modern capped composites closely mimic the look of natural wood with minimal maintenance. In 2026, composite decking prices average $8.00 per sq ft, with a typical range of $4.00 to $14.00 depending on your region, supplier relationships, and order quantity.

When budgeting for a project using composite decking, factor in approximately 8% additional material for waste, plus labor costs averaging $4.00 per sq ft for professional installation. A typical project using this material runs approximately $9,500 including both materials and labor.

With an expected lifespan of 30 years, composite decking represents a cost of approximately $0.27 per sq ft per year of service life. This solid lifespan provides good value for most residential and commercial applications.

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