ADU Contractors near Whittier, CA
Daniel's Development Group
22025 San Miguel Street, Woodland Hills, CA 91364
35.5 miles
Daniel's Development Group builds ADUs in Los Angeles, including attached, detached, garage conversions & JADUs. Permits cost ~$6,000. Rental income averages $2,500/month. Free consultations available.
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High Power Construction
3201 N Alameda St Suite E, Compton, CA 90222
12.7 miles
High Power Construction, based in Compton, CA, offers ADU contractor services including detached units, garage conversions, granny flats, and in-law suites. Serving the greater Los Angeles area with quality craftsmanship.
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The ADU Pro
15338 Central Avenue, Chino, CA 91710
18.9 miles
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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CarbonShack Design
715 Cypress Avenue, Los Angeles, CA 90065
14.6 miles
CarbonShack Design offers expert ADU design services in Los Angeles, specializing in accessory dwelling units, detached ADUs, granny flats & in-law suites. Carbon-conscious building practices & design-first approach set them apart.
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New Birth Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064
24.8 miles
New Birth Builders believes that a room addition or Garage Conversion is a great way to increase your home’s value and this new space can be used in a variety of ways. For most homeowners adding a room is less cost efficient and stressful than having to sell their home and move to a bigger home.
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Pomona General Contractors
3191 W Temple Ave Suite 130, Pomona, CA 91768
12.7 miles
Pomona General Contractors offers ADU construction in Pomona, including detached ADUs, attached ADUs, and garage conversions. Services cover permitting, 3D design, energy-efficient builds, and full construction management for granny flats, in-law suites, and backyard cottages.
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California ADU Center INC
7542 Laurel Canyon Boulevard, Los Angeles, CA 91605
22.9 miles
California ADU Center INC specializes in ADU planning, design, and construction across California. Services include detached ADUs, garage conversions, JADUs, granny flats, and in-law suites. They manage permitting and navigate California's ADU regulations for homeowners.
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Flip It Homes Inc.
20501 Ventura Boulevard, Woodland Hills, CA 91364
35 miles
Flip It Homes Inc. is a Southern California ADU builder with 10+ years of experience in garage conversions, new construction ADUs, and home renovations across Los Angeles, San Fernando Valley, and surrounding communities.
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Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039
17.7 miles
Otto ADU is a licensed Los Angeles ADU builder specializing in garage conversions, detached ADUs, JADUs & granny flats. Serving LA County with 100+ completed units, adding avg. $185K in home value.
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MGMW Remodeling
11041 Santa Monica Blvd #301, Los Angeles, CA 90025
17.8 miles
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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Pros ADU Builders
27201 Puerta Real, Lake Forest, CA 92691
34.1 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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Kol & Co
23431 Blue Bird Dr, Lake Forest, CA 92630
29.7 miles
Kol & Co. is an ADU contractor serving Orange County, West LA & North San Diego. With 15+ years in design-build, they handle detached ADUs, garage conversions, JADUs & more—managing permits, design, and construction under one roof.
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Ivy Builders
12100 Wilshire Boulevard, Los Angeles, CA 90025
26.2 miles
Ivy Builders is a top ADU contractor in Los Angeles & Orange County, specializing in detached ADUs, granny flats & backyard cottages. Offering pre-approved plans, full permitting, and custom builds ranging from $200K–$500K.
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Prime Team Builders
147 West Route 66, Glendora, CA 91740
14.2 miles
Prime Team Builders is a general contracting company serving the Inland Empire, including Pomona, Ontario, Riverside & more. They specialize in kitchen remodeling, bathroom remodeling, and residential renovations throughout Southern California.
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ADUXprt IE General Builders
4534 Carter Court, Chino, CA 91710
19.6 miles
Our Expert Team offers dependable expert services on short notice because of our extensive network of employees and sub-contractors located throughout California. Our teams of respectable employees are always willing to help accommodate our customer’s needs, by going the extra mile, especially when it comes to meeting those critical deadlines.
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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.