ADU Contractors near Newport Beach, CA
Aspace Studios
p.o. box 851, Glendora, CA 91741
35.8 miles
Aspace Studios is an LA-based design-build firm specializing in ADUs and residential expansions. They handle detached, attached, garage conversion, and JADU projects, guiding homeowners through design, permitting, and construction.
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Dobson Construction Inc.
5021 Blum Road, Martinez, CA 94553
31.7 miles
Dobson Construction Inc. is a Bay Area ADU contractor with 16+ years of experience building home additions, detached ADUs, guest suites, and garage conversions. They handle design, permits, and construction for functional, value-adding residential spaces.
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Esco Builders Inc
Downey, CA 90242
26.4 miles
ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
21.1 miles
ADUs are secondary units built on existing lots. ORR Construction builds detached ADUs, garage conversions, JADUs & in-law suites in California. Costs range $50–$300/sq ft. California laws like SB 897 simplify the permitting process.
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Creative Innovation Developers
1812 W Burbank Blvd, Burbank, CA 91506
48.7 miles
Creative Innovation Developers is a residential construction and remodeling company offering design through build services, including home additions, kitchen remodels, bathroom remodels, flooring, and painting, using 3D renderings for clear project visualization.
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Create Construction
3500 West Olive Avenue, Burbank, CA 91505
45.9 miles
Create Construction is a licensed, family-owned ADU contractor serving Los Angeles, Orange, and Ventura Counties. They specialize in garage conversions, granny flats, and attached ADUs, managing design, permits, and construction from start to finish.
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Youngren Construction
220 Ohearn Road, Fallbrook, CA 92028
39.4 miles
Youngren Construction builds attached & detached ADUs, including backyard cottages, granny flats & casitas. Ideal for in-law suites, rental income or extra living space. Expert ADU contractor managing projects from planning to completion.
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i Arch Studios
127 South Brand Boulevard, Glendale, CA 91204
42.9 miles
i Arch Studios specializes in building ADUs above existing garages, handling structural assessment, permits, zoning compliance, utility installation, and interior finishes to deliver functional, code-compliant living spaces that add property value.
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Stephens Brothers Construction
31779 Fallbrook Circle, Murrieta, CA 92563
41.5 miles
Stephens Brothers Construction is Temecula & Murrieta's top ADU builder since 2011, offering detached ADUs, JADUs, garage conversions & casitas. Costs from $300–$350/sq ft. Licensed, hands-on, and serving all of Riverside County.
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Coastal Builders
610 E Santa Clara Ave, Santa Ana, CA 92706
10.5 miles
Coastal Builders is a Long Beach, CA ADU contractor specializing in detached, attached, garage conversion, basement, and attic ADUs. They offer design consultation, ADA-compliant builds, and custom units like granny flats and in-law suites.
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Sea Pointe Design & Remodel
576 Wald, Irvine, CA 92618
7.7 miles
Considering an ADU in California? Sea Pointe Design & Remodel helps homeowners plan and build accessory dwelling units, including garage conversions, granny flats, and backyard cottages, handling permits, design, and construction.
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ADU Builders
6464 Sunset Boulevard, Hollywood, CA 90028
42.7 miles
ADU Builders is a licensed Los Angeles ADU contractor with 15 years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs, handling permits, design, and inspections for stress-free ADU construction.
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Proteus Homes
793 North Avenue, Vista, CA 92083
46.4 miles
Proteus Homes is a custom home and ADU builder with 30+ years of experience in the Southwest US. They offer full-service ADU construction, including design, permitting, and panelized off-site fabrication, with move-in-ready homes in under three months.
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Prime Team Builders
147 West Route 66, Glendora, CA 91740
35.5 miles
Prime Team Builders is a general contracting company serving the Inland Empire, including Pomona, Ontario, Riverside & more. They specialize in kitchen remodeling, bathroom remodeling, and residential renovations throughout Southern California.
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BSPK Design
685 Venice Boulevard, Venice, CA 90291
42.8 miles
BSPK Design is a Venice, CA residential studio founded by Chris Faulhammer & Roman Reiterer, with 50+ years combined experience. Services include custom homes, fire rebuilds & prefab NextGen Building. Multiple Houzz Best of Design award winners.
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Other cities in California
What you need to know
ADU Contractors in Newport Beach: Building in One of California's Most Prestigious Coastal Communities
Newport Beach is one of Southern California's most desirable and high-value real estate markets, known for its stunning Pacific coastline, upscale neighborhoods, and strict community standards. Building an Accessory Dwelling Unit (ADU) in Newport Beach requires working with experienced contractors who understand the city's unique zoning codes, coastal development regulations, and the oversight of the California Coastal Commission. Properties located within the Coastal Zone face additional permitting requirements, making it essential to hire ADU contractors who are well-versed in both local and state-level compliance.
Newport Beach ADU Regulations and Zoning Requirements
The City of Newport Beach follows California state ADU law while also enforcing its own local ordinances. ADU contractors operating in Newport Beach must navigate the city's Local Coastal Program (LCP), which adds a layer of review for properties near the coast. Key regulations that your ADU contractor must be familiar with include:
- Maximum ADU size: Up to 1,200 square feet for detached ADUs, subject to lot size and zoning district
- Setback requirements: A minimum of 4 feet from rear and side property lines for most ADU types
- Height limits: Detached ADUs are generally limited to 16 feet, though some exceptions apply
- Coastal Zone permits: Properties within the Coastal Zone may require a Coastal Development Permit (CDP)
- Owner-occupancy rules: Currently suspended under California state law through 2025
- Parking requirements: One parking space per ADU may be required unless exemptions apply
Why Hiring a Local Newport Beach ADU Contractor Matters
Working with a licensed ADU contractor in Newport Beach who has direct experience with the city's Building Division and Community Development Department can save significant time and money. Local contractors understand the nuances of building in neighborhoods like Corona del Mar, Balboa Island, Newport Coast, and Lido Isle, where lot sizes, HOA restrictions, and architectural standards can vary greatly. A knowledgeable contractor will handle design, permitting, construction, and final inspections seamlessly.
Types of ADUs Commonly Built in Newport Beach
- Detached ADUs: Standalone structures in the backyard, popular in larger residential lots
- Attached ADUs: Extensions added to the primary residence
- Garage Conversions: Transforming existing garages into livable ADU spaces
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing home footprint
Maximize Your Newport Beach Property Investment with an ADU
Given Newport Beach's exceptionally high property values and strong rental demand, adding an ADU is a smart investment strategy. Whether you're looking to generate rental income, house family members, or increase your home's resale value, partnering with a qualified ADU contractor in Newport Beach, CA ensures your project meets all local standards while delivering a high-quality, code-compliant living space.