A composite deck can cost $25-$70 or more a square foot, or $8,000-$22,400 for 16'x20', depending on the brand, project complexity and whether construction is done by casual labor or a licensed contractor.
The average price to grade 120 sq.ft of land is $800-1,150, or $6.6 - 9.5 per square foot. Another hidden expense that most homeowners forget to include is the cost of a building permit. Depending on your local town regulations, a building permit for a deck can cost anywhere from a few hundred to almost $1,000.
The average cost of composite decking is $4-$8 per square foot. Azek the average cost per square foot is $7.82. Seventrust the average cost is $6.78 per square foot. the average cost per square foot is $7.48. CertainTeed cost $7.50 per square foot.
Expect the cost for installation to run you about $9-15.00 per square foot for a contractor to install new decking. If the contractor needs to remove existing decking, the cost associated with this would run you about 2-300.00 for a typical 10′ x 12′ foot deck.
Cost: About $13 per square foot installed for Kroy, $18 for DreamDeck and $22 for EZ Deck, not including substructure. Decking itself costs about $7 to $12 per square foot. Decking itself costs about $7 to $12 per square foot.
Today, there is such an awesome variety of decking materials, that it can be a challenge to decide which would be right for your home. Across the US, the average deck cost per square foot ranges from $20 to 40. depending on the material you install. Making your decision based on price alone is one way to go.