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Los Angeles Home Addition Costs: Complete Pricing Guide 2026
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Los Angeles Home Addition Costs: Complete Pricing Guide 2026

February 13, 2026
14 min read
By ESV Prime Construction Team

Planning a home addition in LA? Comprehensive cost breakdown by type, size, and neighborhood.

Home additions in Los Angeles represent significant investments. Understanding true costs helps you budget accurately.

Los Angeles Addition Cost Factors

Base Construction Costs (2026)

  • Basic construction: $350-$450/sq ft
  • Mid-range quality: $450-$600/sq ft
  • High-end finish: $600-$850/sq ft

    • Ground-Floor Addition Costs

  • 200 sq ft (bump-out): keywords: ['room addition studio city', 'home addition toluca lake', 'second story addition', 'contractor studio city', 'studio city remodeling', 'toluca lake contractor', 'home expansion san fernando valley'],

    • },00,000-keywords: ['room addition studio city', 'home addition toluca lake', 'second story addition', 'contractor studio city', 'studio city remodeling', 'toluca lake contractor', 'home expansion san fernando valley'],

    },50,000

  • 400 sq ft (room): $200,000-$300,000
  • 600 sq ft (suite): $300,000-$450,000

    • Second-Story Addition Costs

  • 400 sq ft: $250,000-$350,000
  • 600 sq ft: $375,000-$525,000

    • Get your addition estimate. Call ESV at (818) 883-8753!

    Ready to Start Your Project?

    Contact ESV Prime Construction today for a free consultation and detailed estimate. Our expert team is ready to bring your vision to life.