How much does a new roof cost in Washington?
Washington State roofing must manage constant moisture, moss growth, and marine-influenced wind on the coast. Underlayment quality and ventilation are critical for roof life.
Typical range
$19,600 – $26,900
Architectural shingles · 1,800 sq ft
Local standards
Pacific Northwest moisture management is a core cost driver beyond materials alone.
Calculate your specific cost
Input your details below to get a localized estimate based on current Washington labor rates and material availability.
Why Washington roofing is different
Climate, code, and insurance expectations in Washington shape material choices and labor scope beyond national averages.
Moisture & moss
Moss-resistant shingles and zinc strips appear frequently in western WA; neglect accelerates decay.
Seattle metro labor
Puget Sound markets carry higher labor rates and strict permit processes in many jurisdictions.
Planning tip
Ask early
Wind & tree cover
Coastal gusts and overhanging trees increase debris impact and gutter/edge maintenance needs.
Ready to secure your home?
Run the calculator, then choose when — and whether — to contact a sponsored contractor in your Washington zip code.
Open calculatorCity guides in Washington
Localized cost breakdowns for major metros — calculated with the same RoofsCalc assumptions as the Washington state guide, with metro labor adjustments where applicable.
Cost by material (Washington market)
Installed ranges for a typical 1,800 sq ft roof (medium pitch, moderate complexity). Matches the RoofsCalc estimator regional assumptions for Washington.
| Material | Avg. cost | Lifespan | Suitability |
|---|---|---|---|
| Standard asphalt | $9.06 – $12.44 / sq ft | 15–20 years | Economy |
| Architectural shingles | $10.89 – $14.94 / sq ft | 25–30 years | Recommended |
| Metal (standing seam) | $17.39 – $23.83 / sq ft | 50+ years | Elite protection |