Detached ADU near San Marcos, CA
North County ADU Construction
1010 S COAST HWY 101, Ste 208, Encinitas, CA 92024
9.6 miles
North County ADU Construction is a local ADU contractor serving north San Diego County. They specialize in garage conversions, JADUs, detached ADUs, and prefab installs. With 500+ builds and a 96% satisfaction rate, they handle design, permitting, and construction.
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Rom Builders
6451 Reflection Drive, San Diego, CA 92124
18.8 miles
Rom Builders is San Diego's trusted ADU contractor, offering full-service accessory dwelling unit construction. From design and permitting to build and inspection, they handle it all. California licensed, bonded, and backed by a four-year warranty.
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Proteus Homes
793 North Avenue, Vista, CA 92083
5.6 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 months.
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ADUplus consulting
119 Fletcher Parkway, El Cajon, CA 92020
25.2 miles
ADUplus Consulting Inc., trusted since 1979, offers full-service ADU design, permitting, and construction in California. From detached ADUs to garage conversions, they help homeowners boost property value and generate rental income.
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La Tour Builders
23362-G Via Fabricante, Mission Viejo, CA 92691
43.9 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 space.
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Gary Faith Construction
7313 Carroll Canyon Road, San Diego, CA 92121
17.3 miles
Gary Faith Construction is a licensed ADU contractor in San Diego specializing in detached ADUs, garage conversions, and above-garage units. Serving San Diego County, they manage projects from consultation to completion, ensuring full compliance with local zoning laws.
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Pinnacle Construction
6132 Innovation Way, San Diego, CA 92009
4.9 miles
Pinnacle Construction Services Inc. offers expert metal stud framing and drywall for ADU projects in San Diego County, including detached ADUs, garage conversions, and attached additions, with 30+ years of subcontracting experience.
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Crest Backyard Homes - ADU Builders San Diego CA
2982 Ora Avo Terrace, Vista, CA 92084
4.2 miles
Crest Backyard Homes is San Diego's trusted ADU builder, specializing in prefab, detached ADUs, granny flats & garage conversions. Their all-inclusive team guides homeowners from design to completion, ensuring code-compliant, high-quality accessory dwelling units.
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West Coast ADUs
9511 Nicole Way, Santee, CA 92071
22.5 miles
West Coast Building and Design is San Diego's trusted ADU builder, specializing in granny flats, in-law suites & backyard cottages. With 30+ years of experience, they deliver affordable, quality accessory dwelling units on time and within budget.
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Motif Architecture
30211 Avenida De Los Banderas #200, Rancho Santa Margarita, CA 92688
42.5 miles
Motif Architecture offers ADU, JADU, and garage conversion design services in Orange County, CA. Their five-phase process covers space planning, permitting, and construction. Projects include backyard cottages and garage-to-ADU conversions in Costa Mesa and Irvine.
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Organic ADU
4432 Ingraham Street, San Diego, CA 92109
29.1 miles
California ADUs (granny flats) add rental income or family housing to existing lots. Detached units up to 1,200 sq ft are allowed. Building costs start at $1,200/sq ft. Hire a specialized ADU contractor in San Diego for permits and zoning compliance.
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ADU Construction OC
San Clemente, CA 92705
32.4 miles
ADU Construction OC specializes in accessory dwelling units in San Clemente, CA. Services include detached ADUs, garage conversions, above-garage ADUs & JADUs. Founded by Jed Stamen with 30+ years experience.
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Bastion Structures
3111 Camino Del Rio North, San Diego, CA 92108
25.1 miles
Bastion Structures offers modular concrete masonry homes, ADUs, and tiny houses that are fire-, mold-, and termite-resistant. Models range from 305 SF studios to 3,955 SF homes, ideal for California properties seeking durable, weatherproof living solutions.
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Block Contracting
4268 Bonita Dr, Oceanside, CA 92056
7.1 miles
Block Contracting specializes in crafting the best Accessory Dwelling Units (ADUs) in Oceanside, CA. Our designs are meant to enhance your property’s value and functionality. Whether you’re seeking a modern guest house, a stylish rental unit, pool house, or a versatile space for family.
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S Squared Construction & Pool Contractor
3343 Bancroft Drive, Spring Valley, CA 91977
29.4 miles
S Squared Construction & Pool Contractor is a licensed Solana Beach, San Diego contractor with 13+ years of experience in ADU construction, garage conversions, and custom pool installation. They handle design, permitting, and building for detached ADUs, in-law suites, and backyard cottages.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in San Marcos, 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 San Marcos 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.
San Marcos 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 San Marcos, California, and get started today.