Detached ADU

Building an ADU in Gainesville requires careful cost analysis, as expenses vary significantly based on construction method and site conditions. Total turnkey costs for a 500 square foot detached unit range from $180,000 to $300,000 for traditional site-built construction, while modular options offer predictable factory pricing with faster installation timelines.

Gather ADU is a Los Angeles-based ADU specialist with 10+ years of experience and 127+ completed projects. Services include feasibility analysis, permits, financing, and construction for detached ADUs, garage conversions, attached ADUs, and JADUs across LA County.

Alpha1 Builders in Elk Grove, CA specializes in ADU construction, including garage conversions, attached, detached, junior, and multi-tenant ADUs. They manage design, permitting, and build, helping homeowners add value and rental income.

LNL Construction is a Sacramento ADU contractor offering full-service builds, from design to completion. Founded by Landon Linville with 30+ years experience, they handle permits, zoning, and all ADU types. Costs range from $150K to $300K+.

Kol & Co. is an ADU contractor serving Orange County, West LA & North San Diego. With 15+ years in design-build, they handle detached ADUs, garage conversions, JADUs & more—managing permits, design, and construction under one roof.

DevArt8 Builders specializes in ADU construction in Gilroy, offering floor plans from 350–650 sq. ft. They handle permits, ensure zoning compliance, and build detached ADUs, attached units, and garage conversions tailored to each property.

Extra Mile Builders offers expert casita & ADU construction in Albuquerque, Rio Rancho & central New Mexico. Services include detached casitas, in-law suites, garage conversions & full ADU builds. Licensed GB-98, veteran-owned, fully permitted.

ADU Builder Columbus constructs accessory dwelling units, granny flats & in-law suites. Projects cost $50K–$150K+, take 3–6 months, and can boost property value. Financing options available.

Suite Additions Portland specializes in ADU construction, garage conversions, home additions, and accessibility remodeling in the Portland metro area. Led by Tim Jorgens (CCB #201364), they offer full-service design, permitting, and build solutions.

California Building and Remodeling offers ADU construction, kitchen & bathroom remodeling, roofing, and concrete services in Albany, CA and the Bay Area. Experienced ADU contractor serving Albany, Berkeley, Richmond & more.

Herbertson OG is a construction and solar company offering ADU building, remodeling, new construction, roofing, HVAC, and solar panel installation. They serve homeowners, investors, and designers across residential and commercial projects.

ADU For You is a Bay Area ADU builder based in Redwood City, offering end-to-end services including design, permits, and construction. Serving 1,000+ clients, they specialize in custom detached ADUs, granny flats, and in-law suites at competitive prices.

Barcci Builders specializes in ADU construction across the Bay Area, offering design, permitting, and build services. With 40+ completed units, they handle JADUs, garage conversions, attached, and detached ADUs, with costs ranging from $60K to $400K+.

Valley Boutique Builders is a licensed Bay Area ADU contractor offering full-service accessory dwelling unit construction, custom home additions, kitchen and bathroom remodeling, and new construction with free initial consultations.

Born and Raised Construction builds ADUs in Portland, including detached units, garage conversions, backyard cottages & in-law suites. Benefits include rental income, aging in place & increased property value.