Verified
Apex Cottage Builders
Champaign, IL
5.0(23)
ADU ConstructionCustom ADU
Specializing in ADU construction and related services in Champaign, IL.
Find the best ADU builders and contractors across Illinois. Browse 52 cities with 121 verified builders ready to help with your accessory dwelling unit project.
Specializing in ADU construction and related services in Champaign, IL.
Specializing in ADU construction and related services in Chicago, IL.
Specializing in ADU construction and related services in Elgin, IL.
Specializing in ADU construction and related services in Peoria, IL.
Specializing in ADU construction and related services in Glenview, IL.
Specializing in ADU construction and related services in Urbana, IL.
Creating Custom Living Spaces Throughout Chicago. We treat each project as if it is our own, and realize that no two clients are the same.
Specializing in ADU construction and related services in Wilmette, IL.
Specializing in ADU construction and related services in Niles, IL.
Full-service ADU construction companies that handle everything from design to completion.
Specialists in converting existing garages into livable accessory dwelling units.
Companies that manufacture and install prefabricated accessory dwelling units.
Builders specializing in custom-designed ADUs tailored to your property and needs.
Builders focused on detached backyard cottages and guest houses.
Contractors specializing in attached or detached in-law suites and granny flats.
Firms offering integrated design and construction services for ADUs.
Builders specializing in tiny homes and compact living spaces.
Licensed general contractors experienced in ADU construction and renovation.
Illinois is home to a growing ADU market with 121 builders across 52 cities. Accessory dwelling units are becoming increasingly popular in Illinois as homeowners look for ways to add living space, generate rental income, or provide housing for family members. Whether you're looking for a prefab ADU, custom-built backyard cottage, garage conversion, or in-law suite, our directory helps you find experienced local builders who understand Illinois's building codes and permit requirements.
ADU regulations vary by city and county in Illinois. Many municipalities have recently updated their zoning laws to make it easier to build ADUs. Our listed builders can help you navigate local regulations, obtain necessary permits, and complete your project on time and within budget.