ADU Contractors near Santa Clara, CA
DSA Architects
1107 Virginia Street, Berkeley, CA 94702
39.2 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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Valley Home Builders inc.
3466 Edward Avenue, Santa Clara, CA 95054
1.9 miles
Valley Home Builders Inc. is a Silicon Valley design-build contractor serving Santa Clara & San Mateo Counties. Founded in 2005, they specialize in kitchen remodeling, ADU construction, and home renovations across San Jose, San Mateo & beyond.
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Urban Shore Builders
226 Delfino Avenue, Point Richmond, CA 94801
45.2 miles
Urban Shore Builders offers full-service ADU design & construction, including garage conversions, detached units & additions. As a turnkey ADU contractor, they handle permits, design & build. Services include plumbing, electrical, HVAC & retaining walls.
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Talmadge Construction Inc
8070 Soquel Drive, Aptos, CA 95003
27.8 miles
Talmadge Construction Inc is a Santa Cruz County home remodeling company specializing in ADUs, garage conversions, granny flats, and in-law suites. Known for craftsmanship and clear communication, they offer design consultations for residential projects.
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HDR Remodeling
5677 Horton Street, Emeryville, CA 94608
37.4 miles
HDR Remodeling is a Bay Area Design Build firm since 1987, specializing in kitchen remodels, bathroom renovations, and home improvements across Oakland, Berkeley, Alameda, and the East Bay, backed by an experienced team of architects and designers.
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Decor Builders
800 Charcot Avenue, San Jose, CA 95131
3.6 miles
Decor Builders is a San Jose-based ADU contractor with 15+ years of Bay Area experience. They offer full-service ADU design and construction, including granny flats and in-law suites, handling permits, engineering, and project management.
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OCA Builders | Construction Company & ADU Contractor
245 20th Avenue, Santa Cruz, CA 95062
27.6 miles
OCA Builders is a trusted Santa Cruz general contractor specializing in ADU construction, custom homes, kitchen & bathroom remodeling, room additions, and commercial build-outs, delivering quality craftsmanship with deep local zoning expertise.
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BUILD 33
21045 Cory Court, Cupertino, CA 95014
5.4 miles
BUILD 33 (CSLB #1051529) is a licensed general contractor based in Cupertino, CA, serving California, Arizona, Nevada, and Louisiana. They offer home additions, flooring, painting, plumbing, electrical, and more. Free quotes available.
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Greyhawk Construction
P.O. Box 154, Patterson, CA 95363
44.1 miles
Greyhawk Construction offers full-service ADU construction, including garage conversions, detached backyard cottages, granny flats, and in-law suites. They manage design, permitting, and build, helping homeowners add value and flexible living space.
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ADU For You
1755 East Bayshore Road, Redwood City, CA 94063
15.8 miles
ADU For You is a Bay Area ADU builder based in Redwood City, offering end-to-end services including design, permits, and construction. Serving 1,000+ clients, they specialize in custom detached ADUs, granny flats, and in-law suites at competitive prices.
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New Key Construction
2890 North Main Street, Walnut Creek, CA 94597
39.1 miles
Spruce ADU Builders Union City
3909 Smith Street, Union City, CA 94587
17.2 miles
Spruce ADU Builders is a licensed ADU contractor in Union City offering expert accessory dwelling unit construction. Services include granny flats, in-law suites, and custom ADUs with free consultations, transparent pricing, and a 100% satisfaction guarantee.
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Cupertino ADU Solutions
10320 North De Anza Boulevard, Cupertino, CA 95014
5.3 miles
Cupertino ADU is Silicon Valley's premier ADU builder, specializing in accessory dwelling units for rental income, intergenerational living, home offices, and eco-friendly housing solutions tailored to Cupertino homeowners.
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Haus+
Corte Madera, CA 94925
49.4 miles
Haus+ is a Bay Area ADU builder offering turnkey accessory dwelling units for California homeowners. They handle design, permitting, and construction using a panelized hybrid method, with all-inclusive upfront pricing and in-house financing available.
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Vitalize Build
3120 Scott Blvd, Suite 130, Santa Clara, CA 95054
0.9 miles
Vitalize Build is a Bay Area ADU contractor offering design and construction services for detached ADUs, garage conversions, and in-law suites. They provide preapproved, predesigned, and custom layouts ranging from 238 to 1,200 sq ft.
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Other cities in California
What you need to know
ADU Contractors in Santa Clara: Building in the Heart of Silicon Valley
Santa Clara, California, sits at the epicenter of Silicon Valley, home to major tech giants like Intel and NVIDIA. With a booming job market and consistently high housing demand, ADU contractors in Santa Clara are busier than ever helping homeowners maximize their property value and create additional living space. The city's dense, established neighborhoods and relatively small lot sizes make working with an experienced accessory dwelling unit contractor in Santa Clara essential for navigating the unique challenges this city presents.
Santa Clara ADU Regulations and Zoning Requirements
Santa Clara follows California state ADU law while also maintaining its own local guidelines. Homeowners and contractors must be familiar with the Santa Clara Municipal Code and work closely with the City's Planning and Inspection Division. Key regulations include:
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are limited to 50% of the primary dwelling's square footage.
- Setback requirements: A minimum 4-foot rear and side setback is required for most new detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary based on proximity to the main structure.
- Owner-occupancy: As of 2020, California state law removed the owner-occupancy requirement, giving Santa Clara homeowners more flexibility.
- Parking: ADUs within half a mile of public transit may be exempt from additional parking requirements.
Types of ADUs Santa Clara Contractors Commonly Build
Experienced ADU builders in Santa Clara work on a variety of project types tailored to the city's housing stock, which includes many mid-century single-family homes. The most common ADU types include:
- Detached ADUs: Standalone structures built in the backyard, ideal for maximizing privacy.
- Garage conversions: Transforming existing attached or detached garages into livable units, a popular and cost-effective option.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing footprint of the primary residence.
- Attached ADUs: Additions built onto the side or rear of the main home.
Why Hire a Local ADU Contractor in Santa Clara?
Hiring a licensed ADU contractor familiar with Santa Clara is critical for a smooth permitting and construction process. Local contractors understand the city's specific plan check requirements, utility connection protocols with Silicon Valley Power (SVP) — Santa Clara's municipally owned electric utility — and the nuances of building on smaller Silicon Valley lots. A knowledgeable contractor will also help you take advantage of California's streamlined ADU permitting process, potentially reducing approval timelines significantly.
Maximize Your Investment with an ADU in Santa Clara
With median home values among the highest in the nation, adding an ADU in Santa Clara can generate substantial rental income or provide multigenerational housing solutions. Partnering with a qualified Santa Clara ADU contractor ensures your project meets all local codes, stays on budget, and delivers lasting value in one of California's most competitive real estate markets.