ADU Contractors near Whittier, CA
Avorino
360 E 1st St #355, Tustin, CA 92780
19.1 miles
Avorino specializes in ADU construction, offering detached, attached, garage conversion, and above-garage units. Projects range from $250K–$400K, covering design, permitting, and build phases over 10–14 months.
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View ADU Builders
18740 Ventura Boulevard, Tarzana, CA 91356
33.1 miles
View ADU Builders is a trusted Los Angeles ADU contractor specializing in detached ADUs, garage conversions, attached ADUs & in-law suites. Costs range from $80K–$350K+. Free 3D design consultations available.
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Ataman Studio
13151 Fountain Park Drive, Los Angeles, CA 90094
23.6 miles
Ataman Studio is a trusted ADU contractor in Los Angeles, serving all of California. Full-service design, permitting, and construction for detached ADUs, garage conversions, and in-law units, with compliance to local zoning and state regulations.
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G&M Home Remodeling
4902 Coldwater Canyon Avenue, Sherman Oaks, CA 91423
26.2 miles
G&M Home Remodeling is a trusted ADU contractor in Los Angeles offering detached ADUs, garage conversions, granny flats, and JADUs. Based in Sherman Oaks, they handle permitting, design, and construction across the greater LA area.
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Cavalier Builders Inc
20121 Ventura Boulevard, Woodland Hills, CA 91364
35 miles
Cavalier Builders offers professional and affordable services for homeowners looking to build an ADU. ADUs can add significant value to your property, provide additional living space, or generate income as a rental. Our expertise in design, construction, and regulations ensure you receive a high-quality addition to your home and property, giving you the peace of mind that your investment is secure.
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Cali ADU
3705 W Pico Blvd, Ste 1635, Los Angeles, CA 90012
19 miles
Cali ADU is a top Los Angeles ADU builder offering custom and pre-designed accessory dwelling units, garage conversions, and granny flats. Fixed pricing, fast permitting, and expert project management ensure stress-free builds from design to move-in.
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New Dawn Construction
14900 Ventura Blvd Unit #330, Sherman Oaks, CA 91403
28.5 miles
New Dawn Construction is an ADU contractor specializing in detached ADUs, garage conversions, in-law suites, granny flats, JADUs, and backyard cottages. They guide homeowners through design, permitting, and construction for flexible housing solutions.
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Quality First Builders
15250 Ventura Boulevard, Sherman Oaks, CA 91403
27.8 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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Orange Innovation
4949 Bilmoor Avenue, Tarzana, CA 91356
32.6 miles
Orange Innovation Inc is an ADU builder offering full-service design, engineering, and construction. Specializing in detached ADUs, granny flats, and in-law suites, they manage projects from concept to completion with a focus on budget and timeline.
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Xavier Design Group
11595 Autumn Sage Avenue, Temecula, CA 91752
27.7 miles
An 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.
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Southland Remodeling
15021 Ventura Boulevard, Sherman Oaks, CA 91403
28.3 miles
Southland Remodeling is a Los Angeles ADU contractor offering detached ADUs, garage conversions, and room additions. With 20+ years experience, they handle design, permits, and construction across LA and San Fernando Valley.
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Blue Dog Construction
4199 Flat Rock Road, Riverside, CA 92505
30.5 miles
Bartona Builders
331 Delaware Road, Burbank, CA 91504
22.9 miles
Bartona Builders specializes in ADU construction in Los Angeles, offering detached ADUs, garage conversions, and in-law suites. They manage the full build process, ensuring code-compliant construction that adds value to residential properties.
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1 Degree Construction
13107 Ventura Boulevard, Studio City, CA 91604
25 miles
1 Degree Construction is a Los Angeles ADU builder & home addition contractor. Services include detached ADUs, garage conversions, second-story additions & in-law suites. Projects range from $30K to $150K+.
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Sennikoff Architects
5500 2nd Street, Long Beach, CA 90803
15.8 miles
Sennikoff Architects, based in California, specializes in ADU design, custom homes, and remodels in Long Beach and Southern California. Led by licensed architect Steven Sennikoff, the firm offers detached ADUs, garage conversions, and JADUs with full permit coordination.
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Other cities in California
What you need to know
Building ADUs in Whittier, CA: A City Rooted in History and Growth
Whittier, California, famously known as the birthplace of President Richard Nixon, is a vibrant city in Los Angeles County with a rich architectural heritage and a growing demand for housing. As housing costs continue to rise across Southern California, many Whittier homeowners are turning to Accessory Dwelling Units (ADUs) as a smart solution to add living space, generate rental income, or house extended family members. Working with experienced ADU contractors in Whittier, CA is essential to navigating the city's specific building requirements and maximizing your property's potential.
Understanding Whittier's ADU Regulations and Zoning Requirements
Whittier follows California state ADU laws while also enforcing its own local guidelines through the City of Whittier Community Development Department. Homeowners and contractors must be familiar with these rules before breaking ground. Key regulations include:
- Setback requirements: ADUs must generally maintain a minimum 4-foot setback from rear and side property lines.
- Maximum unit size: Detached ADUs can be up to 1,200 square feet, while Junior ADUs (JADUs) are capped at 500 square feet.
- Height limits: Detached ADUs are typically limited to 16 feet in height, though this can vary based on proximity to public transit.
- Owner-occupancy rules: As of 2020, California state law has suspended owner-occupancy requirements for ADUs until 2025, allowing more flexibility for Whittier property owners.
- Parking: In many cases, no additional parking is required for ADUs located within half a mile of public transit.
Types of ADUs Commonly Built in Whittier
Whittier's diverse mix of single-family homes, bungalows, and larger lots makes it well-suited for a variety of ADU types. Skilled ADU contractors in Whittier commonly build:
- Detached ADUs: Standalone structures built in the backyard, ideal for rental income or multigenerational living.
- Attached ADUs: Units added directly to the existing home, sharing at least one wall.
- Garage Conversions: Transforming existing garages into livable spaces, a popular and cost-effective option in Whittier neighborhoods.
- Junior ADUs (JADUs): Smaller units created within the existing footprint of a home, often from a bedroom or interior space.
Why Hiring a Local Whittier ADU Contractor Matters
Choosing a licensed and experienced ADU contractor in Whittier, CA ensures your project complies with both state and local codes, passes inspections, and is completed on time and within budget. Local contractors understand the nuances of Whittier's permit process through the Community Development Department, are familiar with the city's soil conditions and neighborhood aesthetics, and can help streamline approvals. Whether you're in the Uptown Whittier area or a quieter residential neighborhood, a knowledgeable contractor will guide you from design through final inspection, making your ADU investment a success.