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Decks and Porches Cost in San Jose, CA in 2026

Most Decks and Porches projects in San Jose, CA cost between $9,000 and $31,000. The typical price is $16,000.

Labour and materials in San Jose run about 29% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.

What drives the price

  • Pressure-treated pine versus composite versus hardwood
  • Height off the ground and stair count
  • Railing material
  • Footing depth required by frost line

Usually included

  • Footings, framing and decking
  • Railings and stairs
  • Fasteners and flashing at the ledger

Usually extra

  • Permits
  • Under-deck drainage
  • Built-in seating or pergola

Unit prices in San Jose, CA

Quality tierCost per sq ft
Budget$30
Mid-range$54
High-end$100

Deck builders in San Jose, CA

Businesses listed on Google near San Jose, CA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.

Decks and Porches by project type

Build or ReplaceRepair

Decks and Porches costs nearby

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