ADU Contractors near San Carlos, CA
Sigura Construction, Inc.
1290 Reamwood Avenue, Sunnyvale, CA 94089
16.6 miles
Sigura Construction, Inc. builds ADUs & garage conversions in Silicon Valley. Licensed, A+ BBB rated, Diamond Certified 18+ years. Serving Menlo Park, Palo Alto, Atherton & more. Free estimates available.
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BuildZig ADU Services
3007 Telegraph Avenue, Oakland, CA 94609
21.7 miles
BuildZig ADU Services is a Bay Area ADU contractor specializing in design, permitting, and construction. They handle garage conversions, detached ADUs, basement/attic conversions, and more, offering transparent pricing throughout.
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Regency Construnction & Remodeling BA
The Paramount, 95 3rd St, San Francisco, CA 94103
21.2 miles
Regency Construction & Remodeling BA is a San Francisco ADU contractor offering new builds, space conversions, and prefab ADU solutions. They handle design to completion, manage permits, and ensure compliance with local zoning laws.
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Rosegold Builders, Inc.
358 South Abbott Avenue, Milpitas, CA 95035
20 miles
Rosegold Builders builds custom ADUs across the Bay Area and Los Angeles, handling permits, zoning, and construction. Services include garage conversions, backyard cottages, and rental units designed to boost property value.
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Metricon Homes
2010 Crow Canyon Road, Suite 100, San Ramon, CA 94583
25.2 miles
Metricon Homes offers ADU construction and garage conversion services. Choose from 5 sizes: Marigold, Camellia, Magnolia, Dahlia, and Sunflower. Their Design to Doorstep process covers custom design to completion. Licensed contractor: Tobin Brinker, License #1128717.
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DSA Architects
1107 Virginia Street, Berkeley, CA 94702
26 miles
DSA Architects designed an 850 sq. ft. second-floor ADU in Berkeley Hills for multi-generational living. Features 2 beds, 1 bath, open layout, Tilden Park views, roof deck, solar PV, heat pumps, and gray-water system.
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Greenwood Custom Builders, Inc.
765 Old County Road, San Carlos, CA 94070
0.9 miles
LRL Builders
1661 Botelho Drive, Walnut Creek, CA 94596
29.6 miles
Step-up Construction
398 Bay Street, San Jose, CA 95123
30 miles
Step-up Construction is a San Jose ADU contractor specializing in garage conversions, attached additions, and detached backyard ADUs. Costs range from $80K to $475K. They guide homeowners through permits, zoning, and San Jose's ADU regulations.
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Tucan Builder
50 Woodside Plaza, Suite 814, Redwood City, CA 94601
3.5 miles
Tucan Builder is a family-owned general contractor in Redwood City, CA, serving San Mateo County. Specializing in ADU construction, room additions, kitchen remodeling, and home renovations, they bring 30+ years of combined experience.
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Atlas Construction
101 Jefferson Drive, Menlo Park, CA 94025
5.2 miles
Atlas General Construction delivers complete ADU construction for detached, attached, and converted structures. Our team manages every phase of development including zoning research, architectural coordination, structural engineering, Title 24 compliance, permit processing, foundation work, framing, roofing, plumbing, electrical systems, HVAC installation, interior finishes, and final inspections.
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Barcci Builders
16185 Los Gatos Boulevard, Los Gatos, CA 95032
24.7 miles
Barcci Builders specializes in ADU construction across the Bay Area, offering design, permitting, and build services. With 40+ completed units, they handle JADUs, garage conversions, attached, and detached ADUs, with costs ranging from $60K to $400K+.
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CityPaks
San Francisco, CA 95130
21.4 miles
CityPaks is a minority & woman-owned ADU builder in the San Francisco Bay Area specializing in affordable, sustainable backyard cottages & detached ADUs using SIP panels. No crane needed, no sales tax, pre-approved in San Jose.
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Burton Builders LLC
32 9th Street, Richmond, CA 94801
30.5 miles
Burton Builders LLC is a trusted construction company specializing in ADU construction, single-family, multifamily, and commercial builds. Known for quality workmanship and client-focused service, they deliver expert results on every project.
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Loona Construction Inc.
8407 Central Avenue, Newark, CA 94560
12.3 miles
Loona Construction Inc. is a San Francisco ADU contractor specializing in detached ADUs, garage conversions, attached ADUs, and JADUs. They handle design, permitting, and construction, helping homeowners add rental income or family housing.
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Other cities in California
What you need to know
Building ADUs in San Carlos: A City That Embraces Smart Growth
San Carlos, California, often called the "City of Good Living," is a vibrant Peninsula community in San Mateo County that has embraced accessory dwelling units (ADUs) as a practical solution to the Bay Area's ongoing housing challenges. With its desirable location between San Francisco and Silicon Valley, San Carlos has seen strong demand for ADUs as homeowners look to add rental income, house family members, or increase property value. Working with experienced ADU contractors in San Carlos is essential to navigating the city's specific planning requirements and making the most of your investment.
San Carlos ADU Regulations and Permitting Requirements
San Carlos follows California state ADU law while also maintaining its own local guidelines through the Community Development Department. Homeowners and ADU builders in San Carlos must be aware of the following key regulations:
- Detached ADUs can be up to 1,200 square feet, depending on lot size and zoning.
- Attached ADUs are generally limited to 50% of the primary dwelling's square footage.
- Junior ADUs (JADUs) are capped at 500 square feet and must be within the existing structure.
- Setback requirements typically require a minimum of 4 feet from rear and side property lines for new detached ADUs.
- ADUs must comply with San Mateo County's fire safety standards, which may require sprinkler systems in certain cases.
- Owner-occupancy requirements were suspended under California state law, allowing more flexibility for investors and homeowners alike.
Why Hire a Local ADU Contractor in San Carlos?
Hiring a licensed ADU contractor familiar with San Carlos is one of the most important decisions you'll make during your project. Local contractors understand the nuances of the city's permitting process, know how to work efficiently with the San Carlos Building Division, and are familiar with the architectural styles common in neighborhoods like White Oaks, Howard Park, and Beverly Terrace. A knowledgeable contractor can help streamline approvals and avoid costly delays.
Types of ADUs Popular in San Carlos
Given the typical lot sizes and existing home styles in San Carlos, the most popular ADU types include:
- Garage conversions – Many San Carlos homes have detached garages that are ideal candidates for conversion.
- Detached backyard cottages – A popular choice for homeowners with larger lots.
- Basement conversions – Some older homes in San Carlos have underutilized basement space perfect for ADU development.
Start Your San Carlos ADU Project Today
Whether you're looking to create a rental unit, a home office, or a space for aging parents, working with a qualified ADU contractor in San Carlos, CA ensures your project meets all local and state requirements. With rising property values and strong rental demand in the Peninsula, an ADU is one of the smartest investments a San Carlos homeowner can make. Reach out to a trusted local ADU specialist today to get started.