How Much Does Modified Bitumen Roof Cost in Seattle, Washington?
Explore the Advantages of Modified Bitumen Roofing: Reliable, Adaptable, and Budget-Friendly Solutions for 2026
Modified Bitumen Roof in Seattle, Washington typically costs $5 to $11 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Modified Bitumen Roof in Seattle, Washington
$5 – $11
per sq ftPrices in Seattle are 21.0% higher than the national average for modified bitumen roof.
National average: $4 – $9 per sq ft
Cost Breakdown in Seattle
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $2 – $5 | sq ft |
| Labor | labor | $2 – $4 | sq ft |
| Supplies & Other | supplies | $0.57 – $1 | sq ft |
| Equipment & Disposal | equipment | $0.38 – $0.85 | sq ft |
Prices adjusted for Seattle local market conditions.
Cost Factors in Seattle, Washington
What Affects Pricing
- Materials ($1.80-$4.05/sq ft)
- Labor ($1.40-$3.15/sq ft)
- Supplies & Other ($4-$9/sq ft)
- Equipment & Disposal ($4-$9/sq ft)
Local Price Adjustments
Material costs18.0% above avg
Labor costs25.0% above avg
Labor costs in Seattle run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
References
- Product and Supplies Data: Homeguide pricing for materials used in Modified Bitumen Roof — Homeguide, Jan 2026, Website
- Product and Supplies Data: Rayproroofing pricing for materials used in Modified Bitumen Roof — Rayproroofing, Jan 2026, Website
- Product and Supplies Data: Pitchroofing pricing for materials used in Modified Bitumen Roof — Pitchroofing, Jan 2026, Website
- Labor Wages and Costs: Occupational Employment and Wage Statistics for Modified Bitumen Roof — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Labor Cost Benchmarks: Employer Costs for Employee Compensation for Modified Bitumen Roof — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Material Cost Benchmarks: Producer Price Index data relevant to Modified Bitumen Roof — U.S. Bureau of Labor Statistics, Jan 2026, Website
- Project Spending Data: Improving America’s Housing for Modified Bitumen Roof — Harvard Joint Center for Housing Studies, Jan 2026, Website
- Residential Construction and Remodeling Spending data relevant to Modified Bitumen Roof — U.S. Census Bureau, Jan 2026, Website
- Project Cost Benchmarking: homeowner project budgeting and planning guidance for Modified Bitumen Roof — This Old House, Jan 2026, Website
- Product and Supplies Data: exterior material pricing for Modified Bitumen Roof — Home Depot, Lowe’s, and manufacturer pricing pages, Jan 2026, Website
- Project spending benchmarks for Modified Bitumen Roof — Remodeling Magazine Cost vs. Value Report, Website
- Labor Wages and Costs: Unit pricing guidance for Modified Bitumen Roof — Journal of Light Construction, Jan 2026, Website
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