Basic
$1.75 – $4.38 per sq ft
Loose-fill fiberglass blown over the attic floor to an R-60 settled depth of about 20-22 in., baffles at the eaves
How Much Does R60 Insulation Cost in Seattle, Washington?
Supply and install R-60 blown-in attic insulation (roughly 17-22 in) over the attic floor, including baffles.
R60 Insulation in Seattle, Washington typically costs $2.06 to $5.15 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
R60 Insulation in Seattle, Washington
$2.06 – $5.15
per sq ftPrices in Seattle are 19.0% higher than the national average for r60 insulation.
National average: $1.80 – $4.50 per sq ft
What you get at each price level
Standard
$2.06 – $5.15 per sq ft
Blown fiberglass to R-60 with baffles at every eave bay, hatch dam, depth markers, clearance kept around flues and lights
Premium
$2.58 – $6.44 per sq ft
Blown fiberglass to R-60 with baffles at every eave bay, hatch dam with insulated cover, depth markers and attic card
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.84 – $2.11 | sq ft |
| Labor | labor | $0.84 – $2.10 | sq ft |
| Supplies & Other | supplies | $0.23 – $0.56 | sq ft |
| Equipment & Disposal | equipment | $0.15 – $0.37 | sq ft |
Prices adjusted for Seattle local market conditions.
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($0.81-$2.03 per square foot)
- Labor ($0.63-$1.57 per square foot)
- Supplies & Other ($0.22-$0.54 per square foot)
- Equipment & Disposal ($0.14-$0.36 per square foot)
Local Price Adjustments
Material costs4.0% above avg
Labor costs34.0% above avg
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
How we price this
BuildX Pro researches and reviews the national price range for R60 Insulation, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Seattle
Connect with local r60 insulation contractors in Seattle for personalized quotes based on your specific project.