Deck cost calculator

How much does a deck cost in the Twin Cities?

Most new decks in the metro land between about $19 and $54 a square foot installed. Enter your size to see a typical range.

Deck cost calculator

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Deck size192 sq ft
Typical Twin Cities price$3,600 to $4,400
Angi's wider Minneapolis range$5,200 to $10,400
Deck boards to buy (16 ft)-

Installed prices: HomeBlue Twin Cities ($19 to $23 a sq ft for wood, $37 to $39 for composite) and Angi Minneapolis ($27 to $54). Height, stairs, railings and tear-out add to it. Boards assume 5.5 inch boards with a 3/16 inch gap plus 10% extra.

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Prices by size

Deck sizePressure-treated woodComposite
Per square foot, installed$19 to $23$37 to $39
10 x 10 ft (100 sq ft)$1,900 to $2,300$3,700 to $3,900
12 x 12 ft (144 sq ft)$2,700 to $3,300$5,300 to $5,600
12 x 16 ft (192 sq ft)$3,600 to $4,400$7,100 to $7,500
14 x 20 ft (280 sq ft)$5,300 to $6,400$10,400 to $10,900
16 x 20 ft (320 sq ft)$6,100 to $7,400$11,800 to $12,500
20 x 20 ft (400 sq ft)$7,600 to $9,200$14,800 to $15,600

Installed prices from HomeBlue's Twin Cities numbers. Angi puts new decks in Minneapolis at $27 to $54 a square foot, so expect some quotes above these ranges.

Wood or composite

Close-up of composite deck boards with a wood-grain finish

What pushes the price up

A cedar deck with wide stairs and railings, seen from the yard

Replacing an old deck

Replacing a deck costs about the same as building a new one, plus tearing out the old one: $5 to $15 a square foot in Minneapolis, according to Angi. Angi puts the average new deck in Minneapolis at $9,963, with most people paying $6,007 to $13,920. If the frame is still sound, a repair may be enough.

How to get an accurate price

Find deck builders near you and ask two or three for a written quote.

Sources: HomeBlue, cost to build a deck in the Twin Cities · Angi, deck cost in Minneapolis · Bloomington, residential deck handout (PDF)

Questions

How much does a 12x12 deck cost?

About $2,700 to $3,300 in pressure-treated wood and $5,300 to $5,600 in composite, installed, using HomeBlue's Twin Cities prices. Height, stairs and railings add to that.

How much does a 12x16 deck cost?

About $3,600 to $4,400 in pressure-treated wood and $7,100 to $7,500 in composite, installed. Angi's wider Minneapolis range puts it at $5,200 to $10,400.

How much does a 20x20 deck cost?

About $7,600 to $9,200 in pressure-treated wood and $14,800 to $15,600 in composite, installed. A deck that size often needs more posts and footings, so get a site visit.

Why do quotes vary so much?

Height, stairs, railings, footings and removing an old deck all change the work. Two decks of the same size can differ by thousands.

Does the price include the permit?

Often, but not always. Ask each builder what is included: permit, plans, tear-out, haul-away and footings.

When is the best time to build a deck in Minnesota?

Most decks go in from spring through fall, when the ground is not frozen for footings. Get quotes in fall or winter, when builders plan their season.

What is the average cost of a deck in Minneapolis?

Angi puts the average new deck in Minneapolis at $9,963. Most people pay $6,007 to $13,920.

How much does it cost to replace a deck?

Tearing out the old deck runs $5 to $15 a square foot in Minneapolis (Angi), plus the new deck. For a 12 x 16 ft deck that is about $1,000 to $2,900 for tear-out plus $3,600 to $4,400 for a new wood deck.

How much does a Trex deck cost?

Trex is a composite brand. Composite decks run $37 to $39 a square foot installed in the Twin Cities (HomeBlue), and prices vary by board line. See composite decks.

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