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Cost of Deck Extension in Kirkland

Extending your deck in Kirkland, WA, can be a fantastic way to enhance your outdoor living space. Whether you’re looking to add more room for entertaining or simply want to enjoy the beautiful Pacific Northwest scenery, understanding the cost involved is crucial for planning your project effectively.

Factors Affecting Cost

  • Size of the Extension: Larger extensions require more materials and labor, increasing the overall cost.
  • Material Choices: Options like wood, composite, or PVC can significantly influence the price.
  • Design Complexity: Intricate designs with multiple levels or custom features will raise the cost.
  • Permits and Inspections: Local regulations may require permits and inspections, adding to the expense.
  • Labor Costs: Rates for skilled labor in Kirkland can vary, impacting the total cost.
  • Site Preparation: The condition of your existing deck and site may necessitate additional work.
  • Seasonality: Costs can fluctuate based on the time of year and demand for contractors.

Average Costs for

Task Average Cost Range
Basic Deck Extension $15 - $35 per square foot
Composite Decking $25 - $45 per square foot
PVC Decking $30 - $50 per square foot
Custom Railings $50 - $100 per linear foot
Stairs Installation $100 - $200 per step
Permits and Inspections $500 - $1,500
Site Preparation $500 - $2,000

Deck Extension