ADU Contractors near Newport Beach, CA
UADU
1702 S. Robertson Blvd. #177, Los Angeles, CA 90035
42.5 miles
UADU is a California ADU contractor offering garage conversions, detached, attached, and two-story ADUs. They handle design, permits, and construction. Free feasibility checks available. Projects typically take 4–6 months.
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Pasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106
39.3 miles
Pasadena Master ADU Builder is a top ADU contractor in San Gabriel Valley, offering detached ADUs, garage conversions, and JADUs. With 20+ years experience, 150+ projects, and 98% satisfaction, they deliver compliant, high-quality builds boosting property value by 20–30%.
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Vertebrae
725 South Los Angeles Street, Los Angeles, CA 90014
36.9 miles
Vertebrae is an LA-based, woman-owned architecture studio founded in 2012, specializing in ADU design and small-space living. Award-winning projects include the 2025 Architizer A+ Award and 2023 AIA LA Honor Award winners.
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DB Construction
4555 Valley Boulevard, Los Angeles, CA 90032
40.6 miles
DB Construction is a full-service ADU contractor in Greater Los Angeles, building detached ADUs, garage conversions, JADUs, in-law suites, and room additions. They manage permits in-house, offering transparent costs and turn-key project completion.
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Liebo Builders
750 North San Vicente Boulevard, West Hollywood, CA 90069
43.8 miles
Liebo Builders is a Southern California ADU contractor specializing in detached, attached, garage conversion & interior ADUs. Services include custom design, permitting, and construction for guest houses, rentals & home offices.
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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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Oasis Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064
44.1 miles
Oasis Builders is a trusted ADU contractor serving Greater Los Angeles, specializing in detached ADUs, attached ADUs, and garage conversions. Costs range from $100K–$300K, with timelines of 6–12 months. Full-service: permits, blueprints & turnkey construction.
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Quality First Builders
15250 Ventura Boulevard, Sherman Oaks, CA 91403
50 miles
Quality First Builders offers full-service ADU construction across LA County since 2014. They handle design, permits, and building in-house for detached ADUs, garage conversions, JADUs, and in-law suites.
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California ADU Experts
111 East Cedar Avenue, Burbank, CA 91502
46.3 miles
California ADU Experts simplify the complexities of ADU development with a full-service approach encompassing everything from design and architecture to permitting and construction.
Their goal is to provide a streamlined experience tailored to your specific requirements. They're committed to turning your vision into reality and ensuring you enjoy the journey while achieving outstanding results.
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Ohayon Construction
Los Angeles, CA 90012
37.2 miles
Ohayon Construction is a licensed Los Angeles ADU contractor since 2008. They build detached ADUs, garage conversions, attached ADUs & JADUs. Serving Beverly Hills, Santa Monica & more. Free consultation available.
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Temecula ADU Builders
45033 Putting Green Court, Temecula, CA 92592
46.9 miles
Temecula ADU Builders is a local ADU contractor helping homeowners add accessory dwelling units, including detached ADUs, garage conversions, and granny flats, for rental income, family housing, or tax benefits in Temecula, CA.
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Legacy Builders LA
Los Angeles, CA
37.2 miles
Legacy Builders LA is a trusted ADU contractor in Los Angeles with 20+ years of experience. They offer ground-up ADUs, JADUs, garage conversions & additions, delivering custom, high-quality accessory dwelling units tailored to each homeowner.
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Molinar Design
1132 Spence Street, Los Angeles, CA 90023
36.7 miles
Molinar Design is a licensed design-build firm in Los Angeles offering ADUs, garage conversions, custom homes, remodeling, commercial architecture, permit packages, and fire & water damage restoration across Los Angeles County.
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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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The ADU Company
504 East Navilla Place, Covina, CA 91723
32.2 miles
The ADU Company, a licensed ADU contractor in Covina, CA, serves greater Los Angeles with expert accessory dwelling unit design and construction, including garage conversions, detached ADUs, JADUs, home additions, remodels, and more.
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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.