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ADU Contractors near West Hills, CA
The ADU Pro
15338 Central Avenue, Chino, CA 91710 40.4 milesThe 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.
read morePasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106 19.1 milesPasadena 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%.
read moreXavier Design Group
11595 Autumn Sage Avenue, Temecula, CA 91752 49.2 milesAn accessory dwelling unit (ADU) is a secondary home on a single-family lot with kitchen, bath, and sleeping space. Xavier Design Group helps Southern California homeowners build ADUs with trusted contractors and transparent pricing.
read moreRoyalty Builders
20812 Ventura Boulevard, Woodland Hills, CA 91364 17.5 milesRoyalty Builders is a full-service ADU builder in Los Angeles offering in-house design, engineering & construction. They provide competitive pricing, permit management & turnkey delivery for detached ADUs from 500–750 SF.
read moreRD Fast Construction
3603 San Pedro Street, Los Angeles, CA 90011 7.6 milesRD Fast Construction offers ADU garage conversions in Los Angeles, helping homeowners add property value, rental income, guest space, or housing for adult children using existing infrastructure for cost-effective results.
read moreAurea Construction
516 Pennsfield Place, Thousand Oaks, CA 91360 30.6 milesAurea Construction, based in Thousand Oaks, CA, specializes in ADUs, garage conversions, room additions, sunrooms & second story additions. They manage full projects from design to permits, serving local homeowners seeking quality home expansion solutions.
read moreJoel & Co. Construction
11693 San Vicente Boulevard, Los Angeles, CA 90049 9.3 milesJoel & Co. Construction, serving Los Angeles since 1983, offers expert residential & commercial construction, including custom homes, kitchen & bathroom remodels, ADUs, room additions, and general contracting across Beverly Hills, Santa Monica & beyond.
read moreSea Pointe Design & Remodel
576 Wald, Irvine, CA 92618 45.2 milesConsidering 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.
read moreWM Construction
10535 Foothill Boulevard, Rancho Cucamonga, CA 91730 48.8 milesWM Construction is a licensed ADU contractor in Los Angeles offering full-service builds, from site assessment and design to permitting and post-construction support, helping homeowners add granny flats, garage conversions, and in-law suites compliantly.
read moreWillbii
2158 Huntington Drive, San Marino, CA 91108 18.8 milesWillbii is a California ADU contractor specializing in granny flats, garage conversions, and in-law suites. They guide homeowners from consultation to construction, handling permits and design. ADUs can generate up to $5,000/month in rental income.
read moreRost Architects
8855 Research Drive, Irvine, CA 92618 44.6 milesPlan your ADU project with expert guidance. Rost Architects covers key factors like setbacks, height limits, floor area, utilities, and local guidelines to help homeowners avoid costly mistakes and build compliant, well-designed accessory dwelling units.
read moreSocal Upgrades ADU
1288 North Verdugo Road, Glendale, CA 91206 15.6 milesLux Builders
1020 Manhattan Beach Boulevard, Manhattan Beach, CA 90266 7 milesLux Builders offers room additions & ADU services in Los Angeles, including detached ADUs, garage conversions & second-story additions. With 20+ years experience, they manage design, permits & construction across LA County.
read moreBuildwright Construction
5320 Satsuma Avenue, North Hollywood, CA 91601 13 milesBuildwright Construction offers full-service ADU construction, including detached ADUs, granny flats, in-law suites, and JADUs. They handle planning, permits, and building, helping property owners add rental income, guest space, or multi-generational living.
read moreOther 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 West Hills: Building in a Suburban San Fernando Valley Community
West Hills is a quiet, family-oriented neighborhood located in the western San Fernando Valley of Los Angeles. Known for its spacious lots, hillside terrain, and suburban character, West Hills presents unique opportunities for homeowners looking to add an Accessory Dwelling Unit (ADU) to their property. The larger lot sizes common in this area make it an ideal location for detached ADUs, garage conversions, and junior ADUs (JADUs). Working with experienced ADU contractors in West Hills is essential to navigating the specific topographical and regulatory challenges this community presents.
Los Angeles City ADU Regulations That Apply to West Hills
Since West Hills falls within the jurisdiction of the City of Los Angeles, ADU projects here must comply with the LA Department of Building and Safety (LADBS) guidelines. Key regulations include:
- Detached ADUs can be up to 1,200 square feet in size
- ADUs must maintain a minimum 4-foot setback from side and rear property lines
- Height limits are generally 16 feet for detached ADUs, with some exceptions near transit corridors
- One ADU and one JADU are permitted per single-family lot
- Owner-occupancy requirements have been suspended through January 1, 2025, under California state law
Hillside and Terrain Considerations for ADU Construction
Parts of West Hills feature sloped and hillside terrain, which can significantly impact ADU construction costs and timelines. Experienced ADU contractors in West Hills understand the need for thorough geotechnical reports, proper grading permits, and hillside-specific foundation work. These factors can add complexity to your project, making it critical to hire a contractor familiar with Los Angeles hillside construction requirements and the additional scrutiny that LADBS applies to projects in these zones.
What to Look for in a West Hills ADU Contractor
Choosing the right contractor for your ADU project in West Hills can make a significant difference in both cost and outcome. Look for contractors who offer the following:
- Full-service design and permitting through the City of Los Angeles
- Experience with hillside and grading projects specific to the San Fernando Valley
- Knowledge of California Title 24 energy compliance requirements
- Familiarity with utility connection processes through LADWP
- A proven track record of completed ADU projects in the West Hills and Woodland Hills area
Maximize Your Property Value with an ADU in West Hills
Adding an ADU to your West Hills property is a smart investment. Whether you're looking to generate rental income, house extended family members, or increase your home's resale value, a well-built ADU can deliver significant returns. With median home values in West Hills consistently above the LA average, the return on investment for a professionally built ADU is especially strong. Partner with a qualified West Hills ADU contractor today to start planning your project.