ADU Contractors near Campbell, CA
Type Five
1336 Channing Way, Berkeley, CA 94702
44.2 miles
Type Five is a Berkeley, CA-based ADU builder offering custom backyard cottages, granny flats & in-law suites. They combine modular design, transparent pricing & streamlined construction for stress-free, high-quality detached ADUs built to last.
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Hamilton Exteriors
21634 Redwood Road, Castro Valley, CA 94546
31.7 miles
Hamilton Exteriors builds detached ADUs, garage conversions, and JADUs across 6 Bay Area counties. Licensed (CSLB #1078806), insured, and bonded. Projects run 5–9 months with fixed-price contracts. CalHFA grants and $0-down financing available.
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Valley Home Builders inc.
3466 Edward Avenue, Santa Clara, CA 95054
5.1 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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Greenberg Construction
908 Industrial Avenue, Palo Alto, CA 94303
16.8 miles
Greenberg Construction builds custom ADUs, including detached units & garage conversions. Services include 3D renderings, dedicated project management, eco-friendly options & expert design guidance to add value & living space to your property.
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Second Dwellings
100 Higgins Canyon Road, Half Moon Bay, CA 94019
26.7 miles
Atra Construction
San Jose, CA 95120
6.7 miles
Atra Construction is a Bay Area ADU contractor offering full-service design and build. They handle permits, planning, and construction management. Floor plans range from 240 sq ft studios to 1,200 sq ft three-bedroom units.
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Ingenious General Construction
2890 North Main Street, Walnut Creek, CA 94597
45 miles
Ingenious General Construction is a BBB-certified, licensed contractor in Walnut Creek, CA, serving the East Bay. With 20 years of experience, they offer ADUs, kitchen & bathroom remodeling, home additions, pool construction, and landscaping.
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Alon Design & Remodeling
722 Charcot Avenue, San Jose, CA 95131
7.8 miles
Alon Design & Remodeling is a leading ADU contractor offering detached, attached, garage conversion, basement, and JADU options. ADUs boost property value, generate rental income, and provide independent living spaces with full amenities.
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New Avenue, Inc
2120 University Avenue, Berkeley, CA 94704
44.4 miles
New Avenue, Inc is a full-service design-build company serving the San Francisco Bay Area and Portland, OR since 2011. They specialize in ADUs, custom homes, renovations, additions, and Enclaves, managing design, permitting, and construction under one roof.
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Bay Villa Builders
36007 Bayonne Drive, Newark, CA 94560
18.7 miles
Bay Villa Builders brings over 50 years of combined experience in crafting expertly designed ADUs that enhance both your home's functionality and its value. An Accessory Dwelling Unit, or ADU, serves as an additional living space on your property.
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Barcci Builders
16185 Los Gatos Boulevard, Los Gatos, CA 95032
3.3 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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Harmony Design & Development
5880 3rd Street, San Francisco, CA 94124
42.7 miles
Harmony Design & Development builds custom ADUs across the San Francisco Bay Area, including detached units, garage conversions, and in-law suites. They manage permits, design, and construction from start to finish.
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Santa Cruz Green Builders
303 Potrero Street, Santa Cruz, CA 95060
21 miles
Santa Cruz Green Builders offers design+build services in Santa Cruz with 17 years of experience. Specializing in ADUs, remodels, new homes & green building, they handle everything from design to construction using sustainable practices.
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Bao-Tran Builders Inc
2156 The Alameda, San Jose, CA 95126
4.6 miles
Bao-Tran Builders Inc specializes in ADU construction, including detached ADUs, granny flats, JADUs, garage conversions & multi-unit properties. Expert ADU contractor delivering functional, high-quality housing solutions for property owners.
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Metricon Homes
2010 Crow Canyon Road, Suite 100, San Ramon, CA 94583
34.5 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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Other cities in California
What you need to know
Building ADUs in Campbell, CA: A City Known for Its Small-Town Charm and Growing Housing Demand
Campbell, California, nestled in the heart of Silicon Valley in Santa Clara County, is a vibrant city known for its historic downtown, tree-lined streets, and strong sense of community. As housing demand continues to surge across the Bay Area, many Campbell homeowners are turning to ADU contractors in Campbell, CA to add accessory dwelling units to their properties. Whether you're looking to house extended family, generate rental income, or increase your property value, building an ADU in Campbell is a smart investment in one of the most competitive real estate markets in the country.
Understanding Campbell's ADU Regulations and Permitting Process
Before breaking ground, it's essential to understand the local rules that govern ADU construction in Campbell. The city follows California state ADU law while also enforcing its own municipal codes. Key regulations include:
- Setback requirements: Detached ADUs in Campbell typically require a minimum 4-foot setback from rear and side property lines.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary based on proximity to the main dwelling.
- Maximum 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.
- Owner-occupancy: As of recent California law updates, owner-occupancy requirements have been relaxed, giving homeowners more flexibility.
- Parking: In many cases, especially near transit corridors, ADU parking requirements may be waived entirely.
Why Hiring a Local ADU Contractor in Campbell Matters
Working with an experienced ADU contractor familiar with Campbell's building department can save you significant time and money. Local contractors understand the nuances of the city's permitting process, including plan check requirements through the Campbell Community Development Department. They are also familiar with local utility connection protocols and can help navigate any challenges related to Campbell's older residential neighborhoods, where lot sizes and existing infrastructure may present unique construction considerations.
Types of ADUs Commonly Built in Campbell
- Detached ADUs: Standalone structures built in backyards, popular in Campbell's single-family neighborhoods.
- Attached ADUs: Units added directly to the existing home, ideal for maximizing space on smaller lots.
- Garage Conversions: Converting existing garages into livable space is a cost-effective and increasingly popular option in Campbell.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing home's footprint.
Start Your Campbell ADU Project Today
With rising rents and limited housing inventory across Santa Clara County, adding an ADU to your Campbell property is both a practical and financially rewarding decision. Partnering with a qualified ADU contractor in Campbell, California ensures your project meets all local and state requirements while delivering a high-quality living space. Reach out to a licensed local contractor today to get started with a site evaluation and design consultation.