Detached ADU in Illinois
FBC Remodel Naperville
425 Jackson Avenue, Naperville, IL 60540
FBC Remodel Naperville uses a Design-Build model for home additions, uniting architects and builders under one roof. Benefits include accurate budgeting, guaranteed pricing, permit handling, 3D renderings, and seamless integration with your existi... read more
Keen Construction
7642 W Lakeview Terrace, Frankfort, IL 60423
For over three decades, Keen Construction has been rooted in family values and exceptional craftsmanship. Founded by Darren Trybalski, whose father and grandfather were both builders, this deep-rooted connection to construction shaped our commitme... read more
Coach House Garages
700 E Mill St., Arthur, IL 61911
Coach House Garages builds detached ADUs, garage guest suites & granny flats across Illinois, Indiana, Missouri, Iowa & Michigan. Offering Amish-crafted, code-compliant structures for multigenerational living, rentals & home offices.read more
MyHouse Construction Company Skokie
5250 Old Orchard Road, Skokie, IL 60077
MyHouse Construction in Skokie offers custom home builds, ADUs, garage conversions, home additions, remodels, decks, and pools. They serve homeowners seeking quality residential construction and renovation services.
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Quantum Realm Construction
161 N Spruce St, Arthur, IL 61911
Quantum Realm Construction builds custom ADUs in Illinois—backyard cottages, in-law suites & granny flats. Costs range $80K–$200K, with builds completed in 3–6 months. Ideal for rental income or extra living space.
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Moss Architecture
2855 West Diversey Avenue, Chicago, IL 60647
Moss Architecture is a leading Chicago ADU contractor specializing in accessory dwelling units, coach houses, and garage conversions. Following the 2021 Chicago ADU ordinance, they design detached ADUs, in-law suites, and backyard cottages across ... read more
Garage Builder Chicago
3839 North Harlem Avenue, Chicago, IL 60634
Chicago-based Garage Builder Chicago offers custom garage construction, ADU development, and garage deck building. Services include garage conversions, detached ADUs, and permit handling, with timelines from 4 weeks to 6 months.
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Other cities in Illinois
What you need to know
Searching for top Detached ADU ADU Contractors in Illinois? 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 Illinois 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.
Illinois 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 Illinois, and get started today.