ADU Contractors near Newport Beach, CA

Harding Design & Construction

4040 East Vermont Street, Long Beach, CA 90814 18.6 miles

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Heart Construction

10867 Fruitland Drive, Studio City, CA 91604 46.3 miles

Heart Construction builds ADUs in Los Angeles, offering detached, attached, garage conversions, JADUs & more. Full-service from permits to completion. Ideal for rental income, multigenerational living & property value growth.

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LADU

127 Broadway, Santa Monica, CA 90401 44.4 miles

Licensed Prefab Specialist

LADU is a full-service ADU builder in Los Angeles managing design, permits, and construction end-to-end. Serving LA, Orange, San Diego & more counties, they offer custom and prefab ADUs with transparent pricing and free on-site evaluations.

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AP Remodeling

5972 Washington Boulevard, Los Angeles, CA 90232 41.4 miles

AP Remodeling is an ADU contractor offering garage conversions, ground-up ADU builds, and home additions. Projects range from 400 to 1,200+ sq ft with budgets from $20,000 to $300,000+, serving homeowners seeking rental income, in-law suites, or extra space.

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California Backyard Homes Inc

6230 Wilshire Boulevard, Los Angeles, CA 90048 42.1 miles

Licensed 20 years in business Prefab Specialist

California Backyard Homes Inc specializes in prefab ADUs, tiny houses, and modular homes across California. Starting from $44,500, they offer turnkey installation including permits and utility connections, with financing available up to 23 years.

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MGMW Remodeling

11041 Santa Monica Blvd #301, Los Angeles, CA 90025 40.9 miles

Licensed

MGMW Remodeling INC is a Los Angeles ADU contractor specializing in accessory dwelling units. Services include detached ADU construction, garage conversions, architectural design, permitting, and full project management from planning to completion.

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Fontana General Contractors

14189 Foothill Boulevard, Fontana, CA 92335 40.1 miles

Eco-Friendly Luxury Builds

Fontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.

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Custom ADU Builder

Los Angeles, CA 90012 37.2 miles

Luxury Builds

Custom ADU Builder specializes in detached ADUs, attached ADUs, garage conversions & JADUs. Projects complete in ~3 months. Pricing starts at $235/sqft. Turn-key builds include quartz countertops, tile showers & luxury vinyl flooring.

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Unlimited Construction & Remodeling, Inc

8500 Wilshire Boulevard, Beverly Hills, CA 90211 42.7 miles

Licensed

Unlimited Construction & Remodeling (UCR), a licensed Beverly Hills contractor, serves LA, Orange & Ventura Counties. Specializing in garage conversions, ADUs & home remodeling, this family-owned firm delivers budget-conscious, code-compliant residential & commercial renovations.

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The ADU Pro

15338 Central Avenue, Chino, CA 91710 26.9 miles

Licensed 15 years in business Eco-Friendly

The ADU Pro® is a licensed ADU contractor in Chino, CA, serving Fontana and Southern California. Specializing exclusively in ADU construction, they offer detached ADUs, garage conversions, and granny flats with a lifetime transferable warranty.

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Liebo Builders

750 North San Vicente Boulevard, West Hollywood, CA 90069 43.8 miles

Eco-Friendly Luxury Builds

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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A1 ADU Contractor

13701 Riverside Drive #200, Sherman Oaks, CA 91423 48.9 miles

14 years in business Prefab Specialist

A1 ADU Contractor specializes in garage conversions and custom ADU construction throughout Los Angeles and the San Fernando Valley. With over 15 years of experience, our team provides complete design, permitting, and construction services to transform underutilized spaces into beautiful, functional living areas. Whether you're creating a rental unit, guest house, home office, or multi-family dwelling, we deliver high-quality craftsmanship and personalized solutions tailored to your needs.

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Custom ADU Builder

113 West Santa Fe Avenue, Fullerton, CA 92832 17.9 miles

Luxury Builds

Full-service ADU contractor offering design, permitting, and construction of detached ADUs, attached ADUs, JADUs, and garage conversions. Most builds complete in 3–5 months. Includes quartz countertops, tile showers, and luxury vinyl flooring. Rental prep support available.

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ADU Design Homes

2610 Pacific Avenue, Manhattan Beach, CA 90266 36.4 miles

Prefab Specialist Eco-Friendly

ADU Design Homes is a full-service ADU design and build firm in Los Angeles and Orange County. They handle detached ADUs, JADUs, garage conversions, permitting, engineering, and construction under one roof.

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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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Other cities in California

• North Highlands
• Sacramento
• North Hollywood
• Agoura Hills
• Encino
• Los Angeles
• Tarzana
• Long Beach
• Hollywood
• Glendale
• Valley Village
• Pasadena
• Burbank
• Downey
• Beverly Hills

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

1. Detached ADUs: Standalone structures in the backyard, popular in larger residential lots
2. Attached ADUs: Extensions added to the primary residence
3. Garage Conversions: Transforming existing garages into livable ADU spaces
4. 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.