ADU Contractors near Fontana, CA
ADU Builders
6464 Sunset Boulevard, Hollywood, CA 90028
49.9 miles
ADU Builders is a licensed Los Angeles ADU contractor with 15 years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs, handling permits, design, and inspections for stress-free ADU construction.
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Ted Design Build
513 West Wilson Avenue, Los Angeles, CA 91203
45.9 miles
Ted Design Build is an LA-based ADU contractor offering full-service design, permitting, and construction. Specializing in detached ADUs, garage conversions, and in-law suites across Los Angeles and Glendale.
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USA Builders Pro
2900 Bristol Street, Costa Mesa, CA 92626
38 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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Buildoly
915 Wilshire Blvd, Los Angeles, CA 90017
45.9 miles
Buildoly is an ADU contractor offering full-service construction for detached ADUs, garage conversions, granny flats, JADUs, and backyard cottages. They manage design, permitting, and building, helping homeowners add rental income or family housin... read more
ADU Builders CA
6464 Sunset Boulevard, Los Angeles, CA 90028
49.9 miles
ADU Builders is a licensed Los Angeles ADU contractor with 15 years of experience. They offer detached, attached, garage conversion, and JADU construction, managing permits, design, and inspections per California ADU building codes.
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Martins Construction Corp
1666 Courtney Ave., Los Angeles, CA 90046
45.9 miles
California's 2020 ADU laws allow two ADUs on single-family lots, reduced setbacks, larger units up to 800 sq ft, no owner-occupancy rules until 2025, faster approvals, and expanded parking exemptions statewide.
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Molinar Design
1132 Spence Street, Los Angeles, CA 90023
47.7 miles
Molinar Design is a licensed design-build firm in Los Angeles offering ADUs, garage conversions, custom homes, remodeling, commercial architecture, permit packages, and fire & water damage restoration across Los Angeles County.
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ADU Professionals
8175 Limonite Avenue, Corona, CA 92509
8.2 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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RIA Group Construction
26632 Towne Centre Dr # 300, Foothill Ranch, CA 92610
31.5 miles
RIA Group Construction (CA Lic. #1143899) is a full-service design-build contractor in Orange County, CA. Specializing in home renovations, new builds, ADUs, kitchen & bathroom remodeling, and pool construction.
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Esco Builders Inc
Downey, CA 90242
40.8 miles
ADUscale
528 West Hampshire Avenue, Anaheim, CA 92805
33.4 miles
ADUscale is an independent ADU advisory service offering feasibility assessments, contractor verification, escrow-based payment protection, and construction oversight. Fixed-fee, conflict-free guidance for homeowners planning detached ADUs, garage... read more
J. P Homes
780 North Euclid Street, Anaheim, CA 92801
32.8 miles
JP Homes is a licensed ADU contractor in Southern California, serving Los Angeles, Orange County, Riverside & San Bernardino. They offer full-service ADU construction including detached units, garage conversions & more.
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Ohayon Construction
Los Angeles, CA 90012
44.9 miles
Ohayon Construction is a licensed Los Angeles ADU contractor since 2008. They build detached ADUs, garage conversions, attached ADUs & JADUs. Serving Beverly Hills, Santa Monica & more. Free consultation available.
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MTZ Contractors
3515 Atlantic Avenue, Long Beach, CA 90807
46.2 miles
Looking for the best ADU construction? Choose Mtz Contractors Inc to completely transform your property, known for constructing excellent ADUs in Long Beach CA. We create and build Accessory Dwelling Units that meet your precise requirements for q... read more
Rost Architects
8855 Research Drive, Irvine, CA 92618
35.1 miles
Plan 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... read more
Other cities in California
What you need to know
ADU Contractors in Fontana, CA: Building in the Inland Empire's Fastest-Growing City
Fontana, California, is one of the fastest-growing cities in the Inland Empire, with a population exceeding 215,000 residents. As housing demand continues to surge in San Bernardino County, more homeowners are turning to Accessory Dwelling Units (ADUs) as a practical solution to increase housing capacity and generate rental income. Finding experienced ADU contractors in Fontana, CA is essential to navigating the city's specific permitting requirements and building codes while maximizing the value of your property.
Fontana ADU Regulations and Permitting Requirements
ADU construction in Fontana is governed by both California state ADU laws and local ordinances enforced by the City of Fontana's Community Development Department. Homeowners and contractors must comply with the following key regulations:
- Setback requirements: ADUs in Fontana typically require a minimum 4-foot setback from side and rear property lines.
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are generally limited to 50% of the primary dwelling's square footage.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though two-story ADUs may be permitted in certain zones.
- Owner-occupancy: California law currently does not require owner-occupancy for ADUs built after 2020, giving Fontana homeowners greater flexibility.
- Utility connections: ADUs may require separate utility connections, and contractors must coordinate with local utility providers serving the Fontana area.
Why Hire a Local ADU Contractor in Fontana?
Working with a licensed ADU contractor familiar with Fontana's building department can significantly streamline the construction process. Local contractors understand the specific soil conditions common in the Inland Empire, the high desert climate considerations that affect insulation and HVAC requirements, and the nuances of working within Fontana's zoning districts. A knowledgeable contractor will handle everything from architectural plans and permit applications to final inspections, ensuring your project meets all California Title 24 energy compliance standards.
Types of ADUs Popular in Fontana
Given Fontana's suburban layout and larger lot sizes compared to coastal California cities, several ADU types are particularly popular among local homeowners:
- Detached ADUs: Standalone units built in the backyard, ideal for Fontana's spacious residential lots.
- Garage Conversions: Converting existing attached or detached garages into livable ADU space.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing footprint of the primary home.
- Attached ADUs: Additions built directly onto the primary residence, sharing at least one wall.
Start Your Fontana ADU Project Today
Investing in an ADU in Fontana is a smart financial decision in today's competitive Inland Empire real estate market. Whether you're looking to house extended family or generate rental income, hiring a qualified ADU contractor in Fontana, CA ensures your project is completed on time, on budget, and fully compliant with all local and state regulations.