IECC Climate Zone 6

Insulation Standards for
Minneapolis, MN

Located in IECC Climate Zone 6, Minneapolis homes face brutal winters requiring R-60 attic insulation to prevent ice dams and heat loss.

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Retrofit Target
R-49
Recommended
New Code (2021)
R-60
Strict Standard
Climate Type
Very Cold (Northern US)
Source: DOE / IECC

Estimated Insulation Costs in Minneapolis

Material TypeCost per Sq. Ft.Avg. 1000 sq.ft. Project
Blown-in Fiberglass$2.40 - $3.60$2400 - $3600
Spray Foam (Closed Cell)$6.00 - $9.00$6000 - $9000
Estimates based on Zone 6 material requirements. Local labor rates in MN may vary.

Why Insulation Matters in Minneapolis

Living in Minneapolis means dealing with the specific thermal challenges of Climate Zone 6. According to the 2021 International Energy Conservation Code (IECC), homes in this region require specific thermal protection to maintain efficiency and comfort.

💡 Local Energy Tip

Many homes built before 2010 in the 55401 area typically have insulation levels between R-15 and R-30. Upgrading to R-49 is often the single most effective way to lower your utility bills.

Recommended Materials for Zone 6

  • Blown-in Cellulose: Excellent for filling gaps and settling over existing insulation in older Minneapolis attics.
  • Spray Foam: Provides both high R-value and air sealing, crucial for preventing drafts in Zone 6.

Ready to Upgrade?

Don't guess with your energy bills. We recommend getting quotes from at least 3 licensed insulation contractors in MN to compare pricing.

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