The Basics. The average price range of building a new deck in the United States can be anywhere between $4,000 and $11,000. Including materials and labor, a standard deck will cost roughly $30-$60 per square foot. That means, for a standard 14 x 20 foot deck, you can expect to pay around $6,000.

How much does a 12x12 deck cost?

A 12 x12 deck can range in cost from $2 200 to $13 000, but the average will be $6 000. Costing $40 a square foot but can be as little as $15 or as high as $85, depending on the deck's features. A pressure treated deck is the most economical, with composite being the more expansive option.

How much should a 20x20 deck cost?

New Deck Installation Cost

The average homeowner spends $2,200 to build a 10x10 foot deck, $6,160 to build a 14x20 deck, and $8,800 to build a 20x20 deck. The cost to build a deck with pressure-treated wood, hardwood, or composite is about $25 per square foot, for both materials and installation.