Redwood Home Works
San Mateo, CA
4.7(29)
ADU ConstructionGarage Conversion
Specializing in ADU construction and related services in San Mateo, CA.
Looking for the best tiny home builders in San Mateo, California? Our directory features 4 vetted tiny home builders serving the San Mateo area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.
Specializing in ADU construction and related services in San Mateo, CA.
Specializing in ADU construction and related services in San Mateo, CA.
Specializing in ADU construction and related services in San Mateo, CA.
Specializing in ADU construction and related services in San Mateo, CA.
San Mateo is one of the top markets for accessory dwelling units in California. With growing demand for affordable housing, ADU construction in San Mateo offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of tiny home builders in San Mateo helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.
ADU construction costs in San Mateo 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 tiny home builders to compare prices.
Yes, ADU construction in San Mateo 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 San Mateo 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.