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How Much Does a Deck Cost in Minnesota & Wisconsin?

A straight-talk 2026 guide to deck pricing — what moves the number, and how to plan your budget.

The honest answer: most residential decks in Minnesota and Wisconsin land somewhere between about $8,000 and $30,000. Where your project falls depends on a handful of factors — and the only way to get an exact number is a free, on-site estimate.

What drives the price of a deck

  • Size. More square footage means more materials and labor — the biggest single factor.
  • Height. A ground-level platform is far simpler than a second-story deck that needs tall footings, beams, and a staircase.
  • Material. Composite (like Trex) costs more up front than cedar or treated wood, but lasts longer with almost no upkeep.
  • Features. Stairs, railings, built-in benches, privacy screens, pergolas, and lighting all add to the total.
  • Site conditions. Sloped lots, poor soil, or tight access can add labor.

Composite vs. wood: cost over time

A treated-wood or cedar deck has a lower up-front price, but you'll spend time and money sealing and staining it every year or two. A composite deck costs more to build but can last 25–30+ years with just a wash — which often makes it the better value over the life of the deck, especially in our freeze-thaw climate.

How to keep your deck on budget

Lock your design and materials in before we break ground, prioritize the features you'll actually use, and build in one phase rather than adding on later. We'll show you where the money goes so you can make the tradeoffs that fit your budget.

Get an exact price for your deck

Every yard and every design is different, so a real number takes a look at your space. GR Construction gives free, no-pressure, itemized estimates across Saint Paul, the east metro, and western Wisconsin. Schedule yours online or call (218) 600-8890.

Related questions

What is the average cost of a deck in Minnesota?
Most residential decks in Minnesota cost between about $8,000 and $30,000, depending on size, height, material, and features. Composite decks sit at the higher end; treated wood is the most budget-friendly.
Is a composite deck worth the extra cost?
For many homeowners, yes. A composite deck costs more to build than wood, but lasts 25–30+ years with almost no maintenance — no annual staining or sealing — which often makes it the better value over time in the MN and WI climate.

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