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ADU Contractors near Warwick, RI
Rockhouse Construction
22 Morgan Mill Road, Johnston, RI 02919 10.9 milesRockhouse Construction builds ADUs across Rhode Island, including Providence, Warwick, and Cranston. Options include detached, attached, garage, and basement conversions. Costs range from $60,000 to $480,000+, varying by size and finish level.
read moreBethoney Builders LLC
56 Depot Street, Duxbury, MA 02331 44.4 milesBethoney Builders LLC is a South Shore residential contractor specializing in ADU construction, home additions, custom builds, and renovations. Services include in-law suites, garage conversions, finished basements, and structural repairs.
read moreKeane Construction & Remodeling, LLC
167 Hixbridge Rd, Westport, MA 02790 21.2 milesKeane Construction & Remodeling, LLC offers expert ADU construction in Westport, MA, with 32 years of experience. Services include site evaluation, custom design, permitting, and full build of detached or attached accessory dwelling units acro... read more
Horizon ADU
77 King Street, Boston, MA 02122 44.9 milesTrusted Boston ADU builders specializing in attached, detached, and two-story accessory dwelling units. Stick-built construction ensures code compliance and lasting value. Services include design, permitting, and full project management for multig... read more
Heritage Modular Homes
16 Harrington Avenue, Shrewsbury, MA 01545 42.5 milesHeritage Modular Homes builds ADUs across MA, RI, CT & NH. With 40+ years experience, they offer custom ADU design, modular installation & in-law suites, backed by a 10-year warranty & free consultations.
read moreToensing Construction
Warren, RI 02885 8 milesToensing Construction builds ADUs across Rhode Island, including detached units, in-law suites, garage conversions & basement apartments. Licensed & insured, they handle permitting, design & construction for multigenerational & fle... read more
Boston Deck Builders
Natick, MA 40.1 milesBoston Deck Builders offers ADU construction in Greater Boston, including detached, attached, and interior units. Services cover planning, permitting, and build. Costs range from $150K–$400K+. Prefab options available. Compliant with Massachuset... read more
BuildX- Your Building & ADU Experts
1 Marion Drive, Carver, MA 02330 35.7 milesRon Morgan Construction
8 Harbor rd HB, Mattapoisett, MA 02739 32.5 milesRon Morgan Construction is a Massachusetts ADU contractor offering full-service accessory dwelling units from 300–900 sq ft. Licensed under the 2024 Affordable Homes Act, they handle design, permits & construction. ADUs start at $90,000.
read moreBaystate Group Builders Inc
8 Bellingham Road, Blackstone, MA 01504 23.7 milesBaystate Group Builders Inc offers residential remodeling services including basement finishing, bathroom renovations, deck construction, carpentry, and painting. Led by Victor, the team is known for professionalism, clear communication, and quali... read more
John Crowley Construction Co
171 Mattakeesett St, Pembroke, MA 02359 39.9 milesJohn Crowley Construction Co offers turnkey ADU construction on Massachusetts' South Shore, serving Pembroke, Plymouth, Hingham & more. Licensed (#114197), insured, 25+ years experience. Detached, attached, garage & basement ADUs available... read more
Boston ADU Builder
807 Massachusetts Avenue, Boston, MA 02118 49.1 milesBoston ADUs add rental income ($1,500–$3,000/month), boost property value, and support multi-generational living. Boston ADU Builder offers detached, attached, garage, and basement conversions, handling design, permits, and construction in 8–1... read more
Avalon Building Systems
560 Turnpike Street, Canton, MA 02021 35.7 milesAvalon Building Systems builds custom modular homes and ADUs across the northeastern US. A VA Certified Builder, they offer turnkey services, Energy Star-compliant construction, and compact floor plans like in-law suites and backyard cottages.
read moreSalisbury Construction Worcester
453 Chandler Street, Worcester, MA 01602 43.9 milesSalisbury Construction Worcester builds ADUs across Worcester County, Central Mass & MetroWest. Services include detached units, garage conversions, basement conversions & home additions using a streamlined design-build process.
read moreOther cities in Rhode Island
What you need to know
ADU Contractors in Warwick, RI: Building in Rhode Island's Second-Largest City
Warwick, Rhode Island, is the state's second-largest city and a thriving coastal community situated along Narragansett Bay. With its mix of established neighborhoods, waterfront properties, and a strong housing demand driven by proximity to Providence and T.F. Green International Airport, Warwick is an increasingly popular location for Accessory Dwelling Units (ADUs). Homeowners across neighborhoods like Apponaug, Pilgrim Park, and Greenwood are turning to experienced ADU contractors to add value to their properties and create flexible living spaces.
Warwick Zoning Regulations and ADU Requirements
Before breaking ground, it is essential to understand Warwick's local zoning ordinances. The City of Warwick follows Rhode Island's statewide ADU legislation, which has been significantly shaped by Rhode Island General Law § 45-24-31, encouraging municipalities to permit ADUs in residential zones. In Warwick, ADUs are generally permitted in single-family residential zones, but contractors and homeowners must navigate specific local requirements, including:
- Compliance with Warwick's Zoning Ordinance and the City's Building Department approval process
- Setback requirements that vary depending on the specific zoning district
- Maximum ADU size limitations relative to the primary dwelling
- Owner-occupancy requirements that may apply in certain zones
- Adequate parking provisions, which can be a consideration in denser neighborhoods
- Flood zone considerations, particularly for properties near Narragansett Bay or local waterways
What Experienced ADU Contractors Do in Warwick
Hiring a knowledgeable ADU contractor in Warwick, RI means working with professionals who understand both the technical and regulatory landscape of the city. A qualified contractor will handle permitting through the Warwick Building Inspection Division, coordinate with local utility providers, and ensure all construction meets Rhode Island State Building Code standards. Whether you are building a detached backyard cottage, an attached in-law suite, or converting an existing garage, the right contractor will guide you through every phase of the project efficiently.
Benefits of Adding an ADU to Your Warwick Property
There are compelling reasons why Warwick homeowners are investing in ADUs. The city's strong rental market, fueled by its proximity to major employers, universities, and the airport, makes ADUs an excellent source of passive rental income. Additionally, ADUs provide multigenerational housing solutions, allowing families to keep loved ones close while maintaining privacy. Key benefits include:
- Increased property value in a competitive Rhode Island real estate market
- Rental income potential in a high-demand housing area
- Flexible space for aging parents, adult children, or guests
- Sustainable use of existing residential land
Find the Right ADU Contractor in Warwick Today
When searching for ADU contractors in Warwick, Rhode Island, prioritize professionals with proven local experience, strong references, and a thorough understanding of Warwick's permitting process. A well-built ADU is a long-term investment — choosing the right contractor ensures your project is completed on time, on budget, and fully compliant with all local and state regulations.