- Concrete mix bags.
- 4 x 4 x 8 foot pressure-treated posts.
- 6 pressure-treated boards, 2 x 8 x 8 foot.
- 4 pressure-treated boards, 2 x 8 x 12 foot.
- 2 x 6 pressure-treated boards (length will depend on width of deck)
- 2 x 6 x 12 foot pressure-treated boards.
How much does it cost to build a 16x20 deck?
16x20 Deck Cost in total size are the most popular deck size in the U.S. They have a total cost range from $4,480 to $14,080, depending on the deck material and style. These decks can be configured to have separate areas for relaxing, eating, and entertaining.Jul 19, 2021
How much does a 500 square foot deck cost?
Deck Size Average Price Price Range (Low to High)
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More than 500 sq.ft. $14,504 $8,532 – $20,605