More Simple Redwood Decks - Tips ...uch would it cost you? One quote gives the national average cost for a deck as around $8,000.00. This is using medium priced lumber and hiring a contr...or fees.Another way to cut costs is to choose economy materials, but this choice is also dependent on how long you will plan to stay at the house befo #GreenGardenPassions.com #landscape-deck-redwood #landscape