Verified
Energize Builders
Los Angeles, CA
5.0(30)
ADU Construction
Industry Leading Home Builders in LA Westside, California
Looking for the best backyard cottage builders in Los Angeles, California? Our directory features 15 vetted backyard cottage builders serving the Los Angeles area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.
Industry Leading Home Builders in LA Westside, California
High-End Design & Luxury Craftsmanship in Greater LA
Los Angeles' Preferred General Contractors
Specializing in ADU construction and related services in Los Angeles, CA.
Greater Los Angeles' Luxury Architectural Design & Construction Firm
Specializing in ADU construction and related services in Los Angeles, CA.
LA Top Design-Build & General Contractor Best of Houzz 2013-2025!
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Specializing in ADU construction and related services in Los Angeles, CA.
Los Angeles is one of the top markets for accessory dwelling units in California. With growing demand for affordable housing, ADU construction in Los Angeles offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of backyard cottage builders in Los Angeles helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.
ADU construction costs in Los Angeles 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 backyard cottage builders to compare prices.
Yes, ADU construction in Los Angeles 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.
ADU construction timelines in Los Angeles 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.