Cost to Attic Insulation in Minneapolis, MN (2026)

If you’re budgeting a attic insulation in Minneapolis, most projects run $1,073-$3,756, 7% above the $2,000 national average. What moves that number most is usually one thing: Insulation Type. On its own it can swing the cost by $400 - $3,000, so that’s the decision to slow down on before you sweat the smaller stuff.

Easiest place to save: Rent a blower machine free from Home Depot or Lowes when you buy 10+ bags of insulation - DIY saves 40-60%

In the Midwest (where Minneapolis sits): High R-value requirements (R-49 to R-60) but competitive labor rates. Cellulose is popular and affordable.

$1,073-$3,756 in Minneapolis

7% above the national average · 1.07x cost multiplier

In Minneapolis, a attic insulation runs $1,073 to $3,756 on average - about 7% above what homeowners pay nationwide. The Midwest market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.

Cost Breakdown in Minneapolis

Line ItemLowMidHigh
Cost per sq ft$1$2$4
Materials$615$1,025$1,845
Labor$412$824$1,178
Permits$0$51$102
Design$51$256$615
Total$1,078+8% vs. national avg$2,156+8% vs. national avg$3,740+7% vs. national avg

Budget

Blown-in fiberglass over existing insulation (top-up to R-38), 1,000 sq ft attic, basic air sealing

Mid-Range

Blown-in cellulose to R-49, 1,200 sq ft attic, comprehensive air sealing of gaps, can lights, and penetrations

Premium

Spray foam on attic roof deck (creating conditioned attic), R-38 to R-49, 1,200 sq ft, full air sealing, with baffles and ventilation work

Material Options

Material prices below are national averages; availability in Minneapolis may shift costs slightly.

MaterialCost/UnitBest For
Blown-In Fiberglass$0.60 - $1.20 per sq ftBudget topping-off over existing insulation, DIY-friendly with rental blowerCheapest option, non-combustible, does not absorb moisture, pest-resistant
Blown-In Cellulose$0.80 - $1.50 per sq ftMost attic insulation projects - best balance of cost, performance, and air sealingGood R-value per inch (R-3.5), fills gaps better than fiberglass, made from recycled paper
Fiberglass Batts$0.70 - $1.50 per sq ftOpen attic floors with consistent joist spacing and no obstructionsWidely available, familiar to installers, good for standard joist spacing
Open-Cell Spray Foam$1.50 - $2.50 per sq ftAttic roof deck application in mild climates, soundproofing between floorsExcellent air sealing, fills irregular spaces, good soundproofing
Closed-Cell Spray Foam$2.50 - $5.00 per sq ftAttic roof deck in cold/wet climates, creating a conditioned attic for HVAC equipmentHighest R-value per inch (R-6.5), air and moisture barrier, adds structural rigidity

Other Projects in Minneapolis

Minneapolis Estimate

Typical Range

$1,073-$3,756

vs. National Average

7% above national

Cost Multiplier

1.07x

Cost Per sq ft

$1-$4

This 1.07x estimate prices Minneapolis labor from BLS Occupational Employment and Wage Statistics (May 2025) and applies a lighter regional adjustment to materials and permits, which vary less by metro than labor does. Actual bids vary by contractor, project scope, and timing.

See national average costs →