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ADU BuildersPasadena, CA

Best ADU builders in Pasadena, California

Looking for the best ADU builders in Pasadena, California? Our directory features 4 vetted adu builders serving the Pasadena area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.

4 adu builders found
Average rating: 4.3

Top ADU builders in Pasadena

Verified
4.9(15)
ADU ConstructionBackyard Cottage

Specializing in ADU construction and related services in Pasadena, CA.

Why Choose ADU Builders in Pasadena?

Pasadena is one of the top markets for accessory dwelling units in California. With growing demand for affordable housing, ADU construction in Pasadena offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of adu builders in Pasadena helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.

What to Look for in ADU builders

  • 1
    Licensed and insured adu builders with experience in Pasadena
  • 2
    Knowledge of Pasadena zoning laws and ADU permit requirements
  • 3
    Portfolio of completed ADU projects in the Pasadena area
  • 4
    Transparent pricing and detailed project timelines
  • 5
    Strong reviews and ratings from local homeowners
  • 6
    Warranty coverage on construction and materials

Frequently Asked Questions

How much does it cost to build an ADU in Pasadena?

ADU construction costs in Pasadena typically range from $150,000 to $350,000 depending on size, design, and finishes. Garage conversions are generally less expensive ($80,000–$150,000), while custom-built detached ADUs can cost more. Get free quotes from our listed adu builders to compare prices.

Do I need a permit to build an ADU in Pasadena, California?

Yes, ADU construction in Pasadena requires building permits. California has specific ADU regulations, and local zoning laws may have additional requirements. Our listed builders can help you navigate the permitting process.

How long does it take to build an ADU in Pasadena?

ADU construction timelines in Pasadena typically range from 4–12 months, depending on the project type. Prefab ADUs can be installed in 2–4 months, while custom builds may take 8–12 months including design and permitting.