5 Best ADU Builders in Westerly, Rhode Island
Verified ADU contractors and builders in Westerly, RI
Showing 1–5 of 5 listings
fastshelvessetup1e
Transform your underutilized garage into functional living space with expert conversion services in Westerly, RI. From design to completion, we specialize in converting garages into bedrooms, offices, and recreation areas that maximize your home's potential.
Giovanni & Sons Construction
Specializing in garage-to-living-space conversions throughout Westerly and the surrounding Rhode Island area, this trusted contractor transforms underutilized garages into functional rooms that add value and livability to your home. From permits and structural work to finishing touches, they handle every aspect of your garage conversion project with professional expertise.
Henderson Roofing
Specializing in garage-to-living-space conversions throughout Westerly, we transform underutilized garages into functional rooms tailored to your family's needs. Our experienced team handles everything from structural modifications and insulation to finishing touches, ensuring your conversion meets local building codes and exceeds your expectations.
Rhode Island Modular Homes | Custom Home Builder
Rhode Island Modular Homes specializes in building accessory dwelling units (ADUs) for homeowners in the Westerly area seeking to add rental income or guest housing to their properties. With expertise in modular construction, they deliver efficient, custom-designed ADU solutions tailored to your lot and budget.
Timothy Adams & Son Construction
Specializing in garage-to-living-space conversions throughout Westerly, this experienced Rhode Island contractor transforms underutilized garages into functional rooms that add value and comfort to your home. From design consultation through final construction, they deliver quality craftsmanship tailored to your family's needs.
Frequently Asked Questions — ADU Builders in Westerly
How much does it cost to hire an ADU builder in Westerly?
ADU construction costs in Westerly, Rhode Island vary widely depending on size, type, and site conditions. Detached ADUs typically range from $150,000–$400,000+, while garage conversions and attached ADUs can be more affordable. Contact multiple builders in Westerly to get accurate quotes for your specific project.
How long does it take to build an ADU in Westerly?
In Westerly, the ADU construction timeline typically ranges from 6 to 18 months from permit application to move-in. Permitting alone can take 2–6 months depending on Rhode Island local regulations. Prefab and modular ADUs often have faster timelines than site-built units.
Do I need a permit to build an ADU in Westerly?
Yes, a building permit is required for ADU construction in Westerly, Rhode Island. Your ADU builder will typically handle the permit application as part of their service. Rhode Island has adopted streamlined ADU permitting laws in recent years, which may reduce wait times.
What types of ADUs can be built in Westerly?
Common ADU types in Westerly include detached ADUs (backyard cottages), attached ADUs, garage conversions, basement conversions, and prefab/modular ADUs. The best type for your property depends on lot size, zoning, and budget. A local Westerly ADU builder can advise on what's allowed on your specific parcel.