cost of permit for a deck
1 Wood is the most traditional, common and easily available material for decks; it is typically easier to work with than composite materials. 2  Composite deck installation can cost $25-$70 or more a square foot (8,000 -$22,400 for 16'x20).ome Depot Cost of Materials today $1478.98 Lowes Cost of Materials today $1492.56 Local lumber supplier Cost of Materials today $1704.54 that comes out to $11.11 per square foot on an average cost of $1600.00 for materials. if it takes me and my three guys 2 1/2 - 3 days with footings.