Detached ADU near Oceanside, CA
Proteus Homes
793 North Avenue, Vista, CA 92083
4.3 miles
Proteus Homes is a custom home and ADU builder with 30+ years of experience in the Southwest US. They offer full-service ADU construction, including design, permitting, and panelized off-site fabrication, with move-in-ready homes in under three mo... read more
La Tour Builders
23362-G Via Fabricante, Mission Viejo, CA 92691
34.3 miles
La Tour Builders offers expert ADU construction in Laguna Niguel, CA, including garage conversions, detached units & attached additions. Licensed, insured & code-compliant, they help homeowners add rental income or multigenerational living... read more
IEE Designs
175 Bosstick Boulevard, San Marcos, CA 92069
7.6 miles
IEE Designs is a San Diego County design & build firm founded in 1998, specializing in ADU construction and landscape design. Services include detached ADUs, granny flats, casitas, and custom exterior landscaping for residential clients.
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West Coast Building and Design
9511 Nicole Way, Santee, CA 92071
31.9 miles
West Coast Building and Design builds ADUs in California, including granny flats, garage conversions, and detached units. They help homeowners boost property value, house family members, or earn rental income through structured, process-driven con... read more
KSH Construction
3755 Avocado Boulevard, La Mesa, CA 91941
38.6 miles
KSH Construction begins each project with a Discovery Call to discuss pricing, timelines, and fit, followed by an in-home consultation where the team measures the space and identifies structural, plumbing, or electrical constraints.
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Eco Home Builders Inc
5560 Ruffin Rd, Ste 4, San Diego, CA 92123
28.8 miles
Licensed San Diego design-build contractor (CSLB #1074166) building attached and detached ADUs across San Diego and Orange County, with design, permitting and construction handled in-house.
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A2M Contractors
1877 Petaluma Drive, San Diego, CA 91913
44.9 miles
A2M Contractors builds custom ADUs—backyard cottages, in-law suites, garage conversions, and more. Increase property value, earn rental income, and gain flexible living space with full design and permitting support.
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Custom Home Builders Malibu
42400 Winchester Road, Temecula, CA 92590
22.1 miles
Custom Home Builders Malibu specializes in ADU construction, backyard Casitas & granny flats. They offer turnkey design-build services, handling permits & compliance with California ADU laws for legal, independent living spaces.
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Fissile Home Solutions
Anza, CA 92539
43.1 miles
Fissile Home Solutions is a licensed general contractor in Redlands, CA, offering ADU construction, garage conversions, home additions, and remodels across the Inland Empire with local permitting expertise and personal project oversight.
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OneStop ADU
2667 Camino del Rio South, San Diego, CA 92108
33 miles
OneStop ADU is a San Diego County ADU contractor with 25+ years of experience. They offer custom-built detached ADUs from ~$335/sq ft, including solar, permits & plans. Free feasibility studies available. ADA-compliant units offered.
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TR Construction
9335 Mira Mesa Boulevard, San Diego, CA 92126
23.4 miles
Millan Construction, Inc
325 West Washington Street, San Diego, CA 92103
33.8 miles
Millan Construction builds custom ADUs in San Diego, offering full-service design, permitting, and construction. With 14+ years of experience, they deliver compliant, high-quality accessory dwelling units that boost property value and rental incom... read more
Rost Architects
8855 Research Drive, Irvine, CA 92618
38.1 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
RIA Group Construction
26632 Towne Centre Dr # 300, Foothill Ranch, CA 92610
37.4 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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New Age Design and Build
4501 Mission Bay Drive, San Diego, CA 92109
29.6 miles
New Age Design and Build is a San Diego ADU contractor specializing in detached ADUs, garage conversions, backyard cottages, and casitas. They offer full design-to-build services, helping homeowners add rental income, in-law suites, or extra livin... read more
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What you need to know
Searching for top Detached ADU ADU Contractors in Oceanside, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Oceanside ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Detached ADU professionals can guide you through every step.
Oceanside homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Oceanside, California, and get started today.