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Cost of Attic Bathroom Construction in Seattle

Constructing an attic bathroom in Seattle, WA, can be a valuable addition to your home, offering both convenience and an increase in property value. However, the cost of such a project can vary significantly based on several factors. Understanding these factors and the common tasks involved can help you budget effectively for your attic bathroom construction.

Factors Affecting Cost

  • Size of the Bathroom: Larger bathrooms require more materials and labor, increasing the overall cost.
  • Plumbing Requirements: Adding new plumbing lines or rerouting existing ones can be expensive.
  • Electrical Work: Upgrading or installing new electrical systems can add to the cost.
  • Quality of Materials: High-end fixtures and finishes will increase the budget.
  • Structural Modifications: Reinforcing the attic floor or modifying the roof may be necessary.
  • Permits and Inspections: Local regulations may require permits, adding to the cost.
  • Labor Costs: Labor rates in Seattle can be higher than the national average.

Average Costs for

Task Average Cost (Seattle, WA)
Plumbing Installation $1,500 - $3,500
Electrical Work $1,000 - $2,500
Flooring Installation $1,200 - $3,000
Drywall Installation $1,000 - $2,000
Painting $500 - $1,500
Fixtures and Fittings $800 - $2,500
Permits and Inspections $500 - $1,000
Total Estimated Cost $10,000 - $25,000

Attic Bathroom Construction