Wood is the most traditional, common and easily available material for decks; it is Composite deck installation can cost $25-$70 or more a square foot (8,000 . out to $11.11 per square foot on an average cost of $1600.00 for materials. if it. Get-Prices
Pine Wood. The average cost of pine wood decking is as low as $5/sf. Pressure-treated pine wood will weather to an attractive gray, and it's cheaper than most other decking woods. It comes in different grades, so select the top grade for the decking material.
In the United States, the average deck is around 100 square feet. Average deck cost for a 300 square foot deck made of wood is $1500-$3000 if homeowners install it themselves. Average cost for a 300 square foot deck made of wood is $3000-$7000 when a contractor builds it. Deck Cost Per Sq Ft