Detached ADU near El Cajon, CA
Nucave Construction Inc.
440 South Melrose Drive, Vista, CA 92081
31.7 miles
Experienced ADU contractor offering a structured process: site assessment, custom design options, transparent cost estimates, permit guidance, and financing support. Specializing in detached ADUs, garage conversions, and in-law suites.
read more
DR Build ADU specialist
3635 Bonita Farms Court, Bonita, CA 91902
9.4 miles
Dr Build ADU Specialist's mission is to build affordable high-quality Accessory Dwelling Units (ADU’s/Granny Flats) that the average person can afford.
Always providing the best with our friendly, understanding, bilingual builders and sales personal.
read more
Cabal Construction
7103 University Avenue, La Mesa, CA 91942
4.4 miles
Detached ADUs (backyard cottages, granny flats) are standalone units adding rental income, family housing, or workspace. Costs range $100K–$350K. Cabal Construction guides homeowners through design, permits, and construction.
read more
Suncoast Construction Inc.
428 Sleeping Indian Road, Vista, CA 92057
36.3 miles
Suncoast Construction Inc. is a licensed ADU contractor in Oceanside, CA, building detached ADUs, garage conversions, JADUs & attached units per Oceanside's 2022 ADU Ordinance. No short-term rentals permitted.
read more
Mastercraft Home Improvement
2227 Faraday Avenue, Carlsbad, CA 92008
32.5 miles
Mastercraft Home Improvement offers expert ADU construction services, including granny flats, garage conversions & in-law suites. Boost property value by 10–25%, earn rental income & add flexible living space with a trusted ADU contractor.
read more
Elite Living Remodeling, Inc.
8650 Miramar Road, San Diego, CA 92126
12.1 miles
Elite Living Remodeling, Inc. is a licensed San Diego remodeling company (CA lic. #1012430) specializing in ADUs, garage conversions, kitchen & bathroom remodels, and room additions using a streamlined design-build approach.
read more
Just ADUs
979 Palm Valley Circle, Chula Vista, CA 91915
11.2 miles
Just ADUs is San Diego's top award-winning ADU contractor with 20+ years experience. They build custom ADUs, garage conversions & granny flats. Projects range $100K–$300K, taking 6–12 months, with full permitting support included.
read more
ADUPALS
1420 Kettner Boulevard, San Diego, CA 92101
13.4 miles
ADU PALS is a San Diego ADU builder offering full-service accessory dwelling unit construction. From site evaluation to completion, they handle design, permits & builds. Costs range $150K–$300K; timelines 8–12 months.
read more
Block Contracting
4268 Bonita Dr, Oceanside, CA 92056
32.3 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.
read more
Classic Home Contractors
9045 Judicial Dr., San Diego, CA 92122
14.8 miles
Classic Home Contractors offers full-service ADU construction in Oceanside, CA, including custom design, garage conversions, detached units & permit handling. Serving neighborhoods like Rancho Del Oro, San Luis Rey & more.
read more
Get Approved ADU
152 West Park Avenue, El Cajon, CA 92020
0.9 miles
GetApprovedADU is a consulting firm specializing in ADU and JADU approvals. They assist with detached ADUs, garage conversions, granny flats, and attached units, helping homeowners boost property value and expand affordable housing options.
read more
Doza Build
1680 Camino Real, San Bernardino, CA 92408
33.8 miles
Doza Build Inc. serves San Bernardino & Riverside County, CA, with 30+ years in construction. Services include ADU construction, garage conversions, remodeling, plumbing, electrical, flooring & more. Free estimates available.
read more
Tiny Home Associates
740 Hilltop Drive, Chula Vista, CA 91911
13.3 miles
Veteran-owned US ADU & tiny home builder serving San Diego & LA County. Premium materials, ANSI A119.5-compliant builds, Class A fire ratings, 3D design, site assessment, permitting support & NOAH/RVIA certification included.
read more
TR Construction
9335 Mira Mesa Boulevard, San Diego, CA 92126
13.5 miles
Musick Construction Inc.
1818 Peacock Boulevard, Oceanside, CA 92056
33.8 miles
Musick Construction Inc. offers ADU construction services including new builds and conversions like garage and basement conversions. They handle permits, design, and finishes for granny flats, in-law suites, and rental units.
read more
Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in El Cajon, 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 El Cajon 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.
El Cajon 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 El Cajon, California, and get started today.