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ADU Contractors near Rancho Cucamonga, CA
Angelus Construction
330 Arden Avenue, Glendale, CA 91203 39.5 milesAngelus Construction is a Los Angeles ADU contractor with 30+ years of experience. They offer full-service ADU design, permitting, and construction, plus residential remodeling across Los Angeles and Ventura Counties.
read moreFontana General Contractors
14189 Foothill Boulevard, Fontana, CA 92335 4.3 milesFontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.
read moreBuild ADU Home Remodel
4780 West Mission Boulevard, Montclair, CA 91762 8.7 milesBuild ADU Home Remodel is a trusted, licensed general contractor serving homeowners throughout the Inland Empire with full-service ADU construction. Whether you're looking to add rental income, house extended family, or increase your property value, we build ADUs that meet your needs and exceed your expectations.
read morePeck General Construction
18734 Lilac Street, Hesperia, CA 92345 26.2 milesPeck General Construction builds ADUs in Orange County, Los Angeles & Inland Empire. Services include garage conversions, detached backyard cottages & granny flats. Full-service from permits to final inspection under a Design-Build model.
read moreAspace Studios
p.o. box 851, Glendora, CA 91741 17.1 milesAspace Studios is an LA-based design-build firm specializing in ADUs and residential expansions. They handle detached, attached, garage conversion, and JADU projects, guiding homeowners through design, permitting, and construction.
read moreNagar Builders Inc.
6245 Wilshire Boulevard, Los Angeles, CA 90048 46.3 milesNagar Builders Inc. is a Los Angeles construction company offering ADU construction, garage conversions, kitchen and bathroom remodeling, room additions, roofing, electrical work, and commercial remodeling since 2019.
read moreNew Era Home Services
Long Beach, CA 90815 39.7 milesNew Era Home Services LLC is a full-service ADU builder specializing in custom accessory dwelling units, including granny flats, rental units, and garage conversions, guiding homeowners through design, permitting, and construction.
read moreCalifornia ADU Experts
111 East Cedar Avenue, Burbank, CA 91502 42.6 milesCalifornia ADU Experts simplify the complexities of ADU development with a full-service approach encompassing everything from design and architecture to permitting and construction.
Their goal is to provide a streamlined experience tailored to your specific requirements. They're committed to turning your vision into reality and ensuring you enjoy the journey while achieving outstanding results.
read moreKirmina Construction
8615 Mesa Oak Drive, Riverside, CA 92508 16.8 milesKirmina Construction (License #1124572) is a licensed general contractor in Riverside, CA, offering home additions, ADUs, garage conversions, room extensions, and outdoor living spaces across Riverside, San Bernardino, and Orange County.
read moreGolden ADU
640 S Curson Ave #603, Los Angeles, CA 90036 48.7 milesGolden ADU, serving Southern California since 2021, specializes in custom ADU construction including garage conversions and detached backyard cottages. They offer flexible financing with no upfront costs, completing most projects in 6–12 months.
read moreUrban Construction & Design Solutions
3490 East Spring Street, Long Beach, CA 90806 41.7 milesLicensed Long Beach general contractor Urban Construction & Design Solutions (CA #1030683) specializes in ADU construction, garage conversions, kitchen remodels, bathroom renovations & home additions across Greater LA and Orange County.
read moreWM Construction
10535 Foothill Boulevard, Rancho Cucamonga, CA 91730 1.5 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 moreSaunders Construction Renovation Inc
2463 W Carson Street, Torrance, CA 91310 47.8 milesSaunders Construction Renovation Inc offers ADU construction in Torrance, Redondo Beach & Palos Verdes Peninsula. Services include detached ADUs, garage conversions & granny flats. BBB A+ rated South Bay contractor.
read moreDowney ADU Builders
8607 Imperial Highway, Downey, CA 90242 34.8 milesOther cities in California
- Agoura Hills
- Alameda
- Albany
- Anaheim
- Antioch
- Anza
- Aptos
- Arcata
- Atascadero
- Bakersfield
- Banning
- Bellflower
- Berkeley
- Beverly Hills
- Bonita
What you need to know
ADU Contractors in Rancho Cucamonga: Building in the Inland Empire's Premier City
Rancho Cucamonga, nestled at the foothills of the San Gabriel Mountains in San Bernardino County, is one of Southern California's most desirable cities. Known for its master-planned communities, excellent schools, and proximity to both Los Angeles and the Inland Empire's business hubs, this city presents unique opportunities for homeowners looking to maximize their property value. ADU contractors in Rancho Cucamonga are in high demand as residents seek to add accessory dwelling units to their properties, whether for rental income, multigenerational living, or increased home equity.
Understanding Rancho Cucamonga's ADU Regulations
Before breaking ground, it's essential to understand the local rules governing ADU construction in Rancho Cucamonga. The city follows California's statewide ADU laws (AB 68, AB 881, and SB 13), but also enforces its own municipal guidelines. Key regulations include:
- ADUs can be attached or detached from the primary residence
- Maximum ADU size is generally up to 1,200 square feet for detached units
- Junior ADUs (JADUs) are permitted up to 500 square feet within the existing home footprint
- Setback requirements typically require a minimum of 4 feet from rear and side property lines
- Owner-occupancy requirements have been relaxed per state law through 2025
- Separate utility connections may be required depending on the unit type
Why Hire a Local ADU Contractor in Rancho Cucamonga?
Working with an experienced ADU contractor familiar with Rancho Cucamonga is critical to a smooth building process. Local contractors understand the city's specific permitting process through the Community Development Department, as well as the soil and grading considerations unique to properties near the Cucamonga-Guasti Regional Park area and the alluvial fan terrain at the base of the mountains. They are also familiar with HOA restrictions that are common in Rancho Cucamonga's many planned communities, which can add an additional layer of approval requirements beyond city permits.
The ADU Building Process in Rancho Cucamonga
A qualified ADU contractor will guide homeowners through every step of the process, including:
- Initial site assessment and feasibility study
- Architectural design and drafting of plans
- Submission of permit applications to the City of Rancho Cucamonga
- Coordination with utility providers such as Southern California Edison and Cucamonga Valley Water District
- Construction and inspections
- Final certificate of occupancy
Maximize Your Investment with a Rancho Cucamonga ADU
With the Rancho Cucamonga real estate market remaining competitive and rental demand strong throughout San Bernardino County, adding an ADU is a smart financial move. Experienced ADU contractors in Rancho Cucamonga can help you navigate local regulations, manage construction timelines, and deliver a high-quality unit that adds lasting value to your property. Contact a licensed local ADU contractor today to get started on your project.