ADU Contractors near Rohnert Park, CA
DSA Architects
1107 Virginia Street, Berkeley, CA 94702
39.7 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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LRL Builders
1661 Botelho Drive, Walnut Creek, CA 94596
46.6 miles
Remodeling Heroes
2150 Shattuck Avenue, Berkeley, CA 94704
40.4 miles
Remodeling Heroes is a licensed ADU contractor in the SF Bay Area offering garage conversions, detached ADUs, in-law suites, permits, and full project management for code-compliant, lot-smart accessory dwelling unit construction.
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E&E General Construction Inc
601 21st, Richmond, CA
34.2 miles
E&E General Construction Inc (License #1067263) specializes in ADU construction and garage conversions in Richmond, CA. Services include detached ADUs, attached units, and garage conversions across the Bay Area. Free estimates available.
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Bay Harbor Remodeling and Construction
2121 North California Boulevard, Walnut Creek, CA 94596
45.8 miles
Bay Harbor Remodeling & Construction is a licensed Bay Area contractor with 25+ years of experience. Services include kitchen & bathroom remodeling, ADU conversions, roofing, decks, and more across 50+ California cities.
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Level House Construction Inc
17332 Keaton Ave, Sonoma, CA 95476
11.6 miles
Level House Construction Inc. builds ADUs in Marin & Sonoma County, CA. Specializing in granny flats, in-law units & backyard cottages, they help homeowners add rental income, family housing & extra living space while boosting property... read more
Vought Construction
734 Gilman Street, Berkeley, CA 94710
38.9 miles
Imagine the possibilities that a beautifully crafted ADU (accessory dwelling unit) brings to your Berkeley or Bay Area property. Whether it’s creating a cozy retreat for guests, a comfortable living space for family members, or an additional sou... read more
New Key Construction
2890 North Main Street, Walnut Creek, CA 94597
45.1 miles
prefabADU
1111 Western St, Fairfield, CA CA 94533
37.5 miles
prefabADU is a Bay Area ADU builder with 16+ years of experience offering affordable kits and plans from under $45K. With 12 state-approved plans valid across California, they simplify permits, design, and installation for homeowners.
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Tiny House Basics
5433 Clayton Road, Clayton, CA 94517
48.9 miles
Tiny House Basics designs custom tiny house trailers with insulated floors, no thermal bridging, and build-ready delivery. Models range from 10–50ft, up to 12ft wide, in bumper pull or gooseneck styles. Lifetime consulting included.
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DNM Architecture
1A Gate 5 Road, Sausolito, CA 94965
34.7 miles
DNM Architecture is a California-based firm specializing in ADU design and permitting. Their ADUxDNM program covers site analysis, design, permitting, and construction management, offering detached ADUs, garage conversions, and more.
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Realty Builders Inc.
50 California Street, San Francisco, CA 94111
41.6 miles
Realty Builders Inc. is a licensed ADU contractor specializing in custom accessory dwelling units, including in-law suites, granny flats, garage conversions & rental units, offering streamlined permitting & guaranteed workmanship.
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Urban Building Workshop
130 Bush Street, San Francisco, CA 94104
41.7 miles
Urban Building Workshop is a full-service architecture firm in the Bay Area specializing in custom homes, remodels, and ADUs. Experts in Marin County, San Francisco, and Sonoma County permitting, they deliver efficient, light-filled designs.
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Type Five
1336 Channing Way, Berkeley, CA 94702
40.3 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... read more
We Do Construction
1528 Union Street, San Francisco, CA 94123
42 miles
We Do Construction specializes in ADU garage conversions across the San Francisco Bay Area. Licensed and insured, they handle permitting, 3D planning, construction, and interior design, offering free estimates for homeowners.
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Other cities in California
What you need to know
ADU Contractors in Rohnert Park: Building in Sonoma County's Planned City
Rohnert Park is one of California's few master-planned cities, originally developed in the 1950s by developer Paul Golis. This unique urban layout, characterized by its distinctive neighborhood circles and uniform residential streets, presents specific considerations for ADU contractors in Rohnert Park. The city's structured design means that lot sizes, setbacks, and neighborhood aesthetics play a significant role in how Accessory Dwelling Units are planned and constructed throughout the community.
Rohnert Park ADU Regulations and Zoning Requirements
ADU contractors working in Rohnert Park must navigate both California state ADU laws and the city's local ordinances. Under California law (AB 68, AB 881, and SB 13), homeowners have broad rights to build ADUs, and Rohnert Park has aligned its local codes accordingly. Key regulations that experienced Rohnert Park ADU builders must be familiar with include:
- Maximum ADU size: Up to 1,200 square feet for detached ADUs on most residential lots
- Setback requirements: A minimum of 4 feet from rear and side property lines for detached ADUs
- Height limits: Generally up to 16 feet for detached ADUs, though conditions may vary
- Owner-occupancy: Rohnert Park has suspended owner-occupancy requirements in line with state law through 2025
- Parking: ADUs within half a mile of public transit may be exempt from additional parking requirements
Types of ADUs Built by Rohnert Park Contractors
Professional ADU contractors in Rohnert Park, CA typically offer a range of construction options suited to the city's residential neighborhoods. Given the prevalence of single-family homes with attached garages in Rohnert Park's circular neighborhood design, garage conversions are among the most popular ADU projects. Other common ADU types include:
- Detached backyard ADUs (new construction)
- Attached ADUs added to existing home structures
- Junior ADUs (JADUs) converted from existing interior space
- Prefabricated or modular ADU installations
Why Hire a Local Rohnert Park ADU Contractor?
Hiring a licensed ADU contractor familiar with Rohnert Park is essential for a smooth permitting and construction process. Local contractors understand the city's Community Development Department requirements and can efficiently manage permit applications, inspections, and compliance with both Sonoma County and municipal standards. With Rohnert Park's housing demand continuing to grow — driven in part by its proximity to Sonoma State University and major employers in the region — ADUs represent a smart investment for homeowners looking to add rental income or multigenerational living space.
Getting Started with Your Rohnert Park ADU Project
If you're considering adding an ADU to your Rohnert Park property, working with an experienced local ADU contractor is the best first step. From initial site assessment and design to permit submission and final construction, a qualified contractor will ensure your project meets all Rohnert Park building codes and maximizes the value of your investment.