Skip to main content
BuildX Pro

How Much Does R40 Insulation Cost in Boise, Idaho?

Supply and install about R-40 attic insulation (blown-in, roughly 13-15 in) over the attic floor.

R40 Insulation in Boise, Idaho typically costs $1.32 to $3.21 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.

R40 Insulation in Boise, Idaho

$1.32 – $3.21

per sq ft

Prices in Boise are 6.0% lower than the national average for r40 insulation.

National average: $1.40 – $3.40 per sq ft

What you get at each price level

  • Basic

    $1.12 – $2.72 per sq ft

    Loose-fill fiberglass blown over the attic floor to an R-40 settled depth, eave baffles and depth markers set

  • Standard

    $1.32 – $3.21 per sq ft

    Blown fiberglass to R-40 with rafter baffles at the eaves, hatch dam, clearance kept around flues and recessed lights

  • Premium

    $1.65 – $4.01 per sq ft

    Blown fiberglass to R-40 with rafter baffles at every eave bay, hatch dam, insulated and weatherstripped hatch, depth markers

Cost Breakdown in Boise

ComponentCategoryPrice RangeUnit
Materialsmaterial$0.60 – $1.47sq ft
Laborlabor$0.45 – $1.07sq ft
Supplies & Othersupplies$0.16 – $0.39sq ft
Equipment & Disposalequipment$0.11 – $0.27sq ft
Prices adjusted for Boise local market conditions.

Cost Factors in Boise, Idaho

What Affects Pricing

  • Materials ($0.63-$1.53 per square foot)
  • Labor ($0.49-$1.18 per square foot)
  • Supplies & Other ($0.17-$0.41 per square foot)
  • Equipment & Disposal ($0.11-$0.28 per square foot)

Local Price Adjustments

Material costs4.0% below avg
Labor costs9.0% below avg

Frequently Asked Questions

References

Get Free Estimates in Boise

Connect with local r40 insulation contractors in Boise for personalized quotes based on your specific project.

More Cost Intelligence for Boise