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How much does a new deck cost in Cottage Grove, MN?

Regionally adjustedUpdated Prices checked October 20262 sources

In Cottage Grove, a new deck typically runs $4,000 to $11,660, about $7,670 for a typical job. That is the US national range from HomeAdvisor ($4,338 to $12,653) adjusted by the West North Central factor of 0.92 from the 2025 Cost vs. Value Report. Checked October 2026.

Adjusted for the West North Central region

Low
$4,000
Typical
$7,670
High
$11,660

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Deck building cost in Cottage Grove, MN

Each row says exactly what the figures are and where they come from.

Deck building cost in Cottage Grove, MN
EstimateLowTypicalHighBasisChecked
West North Central estimate$4,000$7,670$11,660National range × 0.92: the West North Central / national cost ratio for “Deck Addition | Wood” ($16,825 vs $18,263) in the 2025 Cost vs. Value ReportOctober 2026
US national range$4,338$8,321$12,653Per deck: typical range of customer-reported projects (HomeAdvisor)October 2026

Deck building cost by type or size

US national figures in USD, as published by each source.

Deck building cost by type or size
Type or sizePrice (USD)Source
10 × 10 ft (100 sq ft)$4,000 to $6,000HomeAdvisor
20 × 20 ft (400 sq ft)$16,000 to $24,000HomeAdvisor

What drives the cost of a new deck

  1. Size and height

    Second-story and multi-level decks need more structure.

  2. Decking material

    Pressure-treated wood runs $2 to $5 per sq ft; composite $12 to $22.

  3. Labor

    Labor runs $15 to $35 per sq ft.

  4. Railings and stairs

    Railings cost $35 to $210 per linear foot.

  5. Old deck removal

    Demolition runs $5 to $15 per sq ft.

  6. Season

    Off-season work can be up to 20% cheaper.

Permits and what's included in Cottage Grove

Permit note

Most places require a deck permit, typically $230 to $500 depending on location, size and height.

Rules are set locally; confirm with Cottage Grove’s building department.

What’s usually included

  • Footings and framing
  • Decking boards
  • Railings and stairs in the agreed design
  • Installation labor

Scopes vary. Get the scope in writing on every quote.

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Top-ranked deck builders in Cottage Grove

The top 3 of 204 deck builders we rank for Cottage Grove, MN, by CR Score. Paid placement never changes rank.

  1. #1
    Luke Brown Design & Build
    CR Score 635.0from 35 Google reviews
  2. #2
    Rosebud Decks & Porches
    CR Score 614.9from 234 Google reviews
  3. #3
    St Paul Deck Solutions
    CR Score 585.0from 17 Google reviews

See all ranked deck builders in Cottage Grove

Deck building cost in Cottage Grove: questions

How much does a new deck cost in Cottage Grove, MN?

In Cottage Grove, a new deck typically runs $4,000 to $11,660, about $7,670 for a typical job. That is the US national range from HomeAdvisor ($4,338 to $12,653) adjusted by the West North Central factor of 0.92 from the 2025 Cost vs. Value Report. Checked October 2026.

Why is the Cottage Grove price different from the national price?

The 2025 Cost vs. Value Report puts the “Deck Addition | Wood” project at $16,825 in the West North Central division against $18,263 nationally, a factor of 0.92. We apply that factor to the national range. It is a division-level adjustment, not a Cottage Grove price survey.

Do I need a permit for a new deck in Cottage Grove?

Most places require a deck permit, typically $230 to $500 depending on location, size and height. Rules are set locally, so confirm with Cottage Grove’s building department.

What affects the cost of a new deck?

Size and height: second-story and multi-level decks need more structure. Decking material: pressure-treated wood runs $2 to $5 per sq ft; composite $12 to $22. Labor: labor runs $15 to $35 per sq ft. Railings and stairs: railings cost $35 to $210 per linear foot.

How many deck builders serve Cottage Grove?

We rank 204 deck builders for Cottage Grove, MN by CR Score. Get at least three written quotes for the same scope.

What is usually included in the price?

Footings and framing; Decking boards; Railings and stairs in the agreed design; Installation labor. Always get the scope in writing on the quote.

Sources

Checked October 2026. Figures are estimates, not quotes.

  1. HomeAdvisor: Deck building cost · page updated June 17, 2026 · checked October 2026Primary source. Used for: Low, typical and high; prices by size; drivers; permit.
  2. Journal of Light Construction: 2025 Cost vs. Value Report: Deck Addition, Wood · page updated 2025 · checked October 2026Used for: Regional adjustment ratio.
  3. Journal of Light Construction: 2025 Cost vs. Value Report, West North Central division · checked October 2026Used for: Regional factor 0.92 for “Deck Addition | Wood”.
These are published estimates with a documented regional adjustment, checked October 2026. They are not quotes. Typical range shown: $4,000 to $11,660. Editorial policy

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