ADU Contractors near Huntington Beach, CA
FS Design & Construction
20520 Oxnard Street, Tarzana, CA 91367
44.8 miles
FS Design & Construction specializes in ADU construction, garage conversions, granny flats, home additions, kitchen & bathroom remodeling, and new construction. They manage design, permitting, and building for residential projects.
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Los Angeles Advanced ADU Builders
240 South Beverly Drive, Los Angeles, CA 90212
34.1 miles
Los Angeles Advanced ADU Builders offers full-service ADU construction across LA, including garage conversions, detached units, JADUs & prefab ADUs. With 20+ years experience & 500+ builds, they handle design, permits & zoning complian... read more
ADU Professionals
8175 Limonite Avenue, Corona, CA 92509
37 miles
ADU Professionals, Corona CA, builds custom Accessory Dwelling Units since 1999. Offering floor plans from 500–1,200 sq ft, including detached ADUs, granny flats & in-law suites for rental income or multigenerational living.
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Coastal Builders
610 E Santa Clara Ave, Santa Ana, CA 92706
9.4 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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USA Builders Pro
2900 Bristol Street, Costa Mesa, CA 92626
6.8 miles
USA Builders Pro offers 20+ years of ADU construction and home addition services. Specializing in detached & attached ADUs, room additions, permits, and zoning compliance, they help homeowners boost property value and living space.
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EcoSmart Builders
21300 Victory Boulevard, Calabasas, CA 91367
48.1 miles
EcoSmart Builders is a licensed Southern California ADU contractor specializing in accessory dwelling units, home expansions, and fire rebuilds. Serving Los Angeles County, they manage design, permitting, and construction of detached, attached, ga... read more
ADU Design Build
21781 Ventura Blvd, Los Angeles, CA 91364
47.5 miles
ADU Design + Build is a Los Angeles County general contractor specializing in ADU planning, design, and construction. Services include detached ADUs, garage conversions, and backyard cottages. ADUs can boost property value and generate $2,000+/mon... read more
ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
11.5 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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Better Together Builders
7026 Rhea Avenue, Reseda, CA 91335
46.3 miles
Better Together Builders (BTB) is a full-service ADU contractor offering studio and bedroom floor plans, garage conversions & backyard units. They manage design, permits & construction. California clients may qualify for the CalHFA ADU Gra... read more
Pros ADU Builders
27201 Puerta Real, Lake Forest, CA 92691
21 miles
Pros ADU Builders in El Cerrito specializes in ADU construction, including detached units, garage conversions, in-law suites, and granny flats. They handle permits, planning, and turnkey builds tailored to each property.
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Arrowhead Remodeling & Design
18345 Ventura Boulevard, Tarzana, CA 91356
44.6 miles
Arrowhead Remodeling & Design is a licensed California ADU contractor specializing in detached ADUs, garage conversions, and in-law suites. They offer free in-home consultations and manage projects from planning to completion.
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ADU Hotline
5301 Laurel Canyon Blvd, Los Angeles, CA 91607
40 miles
ADU Hotline offers affordable ADU design and permitting in Southern California. From granny flats to garage conversions, they handle the full process in 3–4 weeks, helping homeowners add rental income or family housing efficiently.
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Long Beach Elite ADU Solutions
245 East 3rd Street, Long Beach, CA 90802
11.5 miles
Long Beach Elite ADU Solutions specializes in ADU construction and garage conversions in Long Beach, CA. Services include detached ADUs, JADUs, basement and above-garage units. 15+ years experience, 150+ completed projects.
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ADU Specialist Group
621 North Azusa Avenue, Azusa, CA 91702
31.2 miles
ADU Specialist Group, an Azusa, CA-based ADU contractor, offers design, permitting, financing guidance, and turnkey construction for accessory dwelling units, garage conversions, and granny flats across LA, San Gabriel Valley, Ventura County, and ... read more
DB Construction
4555 Valley Boulevard, Los Angeles, CA 90032
31.1 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... read more
Other cities in California
What you need to know
ADU Contractors in Huntington Beach: Building in a Coastal California City
Huntington Beach, famously known as Surf City USA, presents unique opportunities and challenges for ADU (Accessory Dwelling Unit) construction. As one of Orange County's most desirable coastal communities, the city has seen a significant surge in ADU development as homeowners look to maximize property value and address California's ongoing housing shortage. Working with experienced ADU contractors in Huntington Beach is essential, given the city's specific zoning regulations, coastal proximity requirements, and local building codes that differ from inland communities.
Huntington Beach ADU Regulations and Zoning Requirements
Huntington Beach follows California state ADU law while also enforcing its own local ordinances. Homeowners and contractors must navigate the city's zoning code, which includes specific rules for properties located within the Coastal Zone. Properties near the coastline may require a Coastal Development Permit (CDP) in addition to standard building permits, adding complexity to the construction process. Key regulations ADU contractors must be aware of include:
- Maximum ADU size of 1,200 square feet for detached units
- Height restrictions typically limited to 16 feet for detached ADUs
- Setback requirements of at least 4 feet from rear and side property lines
- Owner-occupancy requirements may apply depending on the specific parcel
- Compliance with the Huntington Beach Zoning and Subdivision Ordinance (HBZSO)
Types of ADUs Commonly Built in Huntington Beach
Skilled ADU contractors in Huntington Beach are experienced in building a variety of unit types suited to the city's diverse residential neighborhoods, from beachside bungalows to larger inland properties. The most common ADU types include:
- Detached ADUs – Standalone structures built in the backyard, ideal for larger lots
- Attached ADUs – Units added directly to the existing home structure
- Garage Conversions – Transforming existing garages into livable spaces, very popular in Huntington Beach
- Junior ADUs (JADUs) – Units up to 500 square feet created within the existing home footprint
Why Hire a Local ADU Contractor in Huntington Beach?
Hiring a local ADU contractor familiar with Huntington Beach is critical to ensuring a smooth permitting and construction process. Local contractors understand the nuances of working with the City of Huntington Beach Community Development Department, navigating coastal zone restrictions, and meeting the city's specific inspection requirements. They are also familiar with soil conditions, local architectural styles, and HOA considerations that may affect your project.
Investing in an ADU in Huntington Beach can significantly increase your property's value and generate rental income in one of Southern California's most sought-after real estate markets. With the right ADU contractor in Huntington Beach, you can turn your property's potential into a fully permitted, high-quality living space that complies with all local and state regulations.