Planning an ADU in Massachusetts? Costs range from $250–$500+ per sq ft. State law now allows ADUs by right on single-family lots. Learn about permits, the Stretch Energy Code, and working with a qualified ADU contractor in Greater Boston.
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Brittivia Homes & Construction offers expert ADU construction in Middlesex, Worcester & Essex counties, MA. With 20+ years experience, they handle permits, garage conversions & in-law suites. Costs range $150–$300/sq ft.
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All City Remodeling Co. offers ADU construction, period molding installation, and beam ceiling paneling in Boston, MA, and North Shore communities including Hamilton, Salem, and Manchester-by-the-Sea.
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Pro's Edge Small Homes is a licensed ADU contractor in MA & NH with 20+ years experience. They offer turnkey design, permitting & modular construction of granny flats, in-law suites & backyard cottages, including a free property evaluation.
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Think ADU is a California ADU contractor specializing in design, permitting, and construction of accessory dwelling units. Services include detached ADUs, garage conversions, JADUs, granny flats, and in-law suites for rental, family, or property value goals.
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DiStefano Brothers Construction builds ADUs in Rhode Island, including internal, attached, and detached units. They navigate RI regulations: by-right approval, size limits, occupancy rules, and long-term rental requirements for compliant accessory dwelling units.
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True Measure Construction, a Westborough, MA general contractor, specializes in full-service ADU construction—covering permits, site prep, and finishing—plus kitchen and bathroom remodeling for a complete home improvement solution.
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Steveworks LLC completed a whole house remodel in Newton, redesigning the floor plan, replacing windows, siding, and roofing, and upgrading insulation. They also built an accessible ADU above a garage, featuring a full kitchen, curbless shower, and chair lift for aging-in-place living.
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MassDwell Solutions builds modular ADUs for homeowners, investors & developers. Models range from 470–892 sqft, starting at $164,500. Factory-built steel frame units include full warranties, energy-efficient features & 8–12 week installation.
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Mass Tiny Homes helps you build the perfect ADU for your needs, whether it be for aging parents or rental income, with an easy, streamlined process from start to finish.
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Studio Luz Architects designed a 1,180 sq ft attached ADU featuring solar power, wind energy, energy recovery systems, and water collection. The sustainable addition boosted property value while serving as a functional secondary living space.
read moreStoughton, Massachusetts, a vibrant town in Norfolk County with a population of approximately 28,000 residents, has seen steady residential growth in recent years. As housing demand increases across the Greater Boston area, many Stoughton homeowners are turning to Accessory Dwelling Units (ADUs) as a smart solution for adding living space, generating rental income, or housing family members. Finding experienced ADU contractors in Stoughton, MA is the critical first step toward making this investment a reality.
Before breaking ground, homeowners and contractors must navigate Stoughton's local zoning bylaws. ADU projects in Stoughton fall under the town's zoning regulations, which are administered by the Stoughton Building Department and the Zoning Board of Appeals. Massachusetts state law, particularly Chapter 40A, provides a framework that towns must follow, and Stoughton has adopted provisions that allow ADUs in certain residential zones. Key regulatory considerations include:
Skilled ADU builders in Stoughton bring comprehensive knowledge of both local bylaws and state building codes. A qualified contractor will handle the entire process, from initial design and permit applications to construction and final inspections. Whether you are considering a detached ADU, a basement conversion, or an attached addition, professional contractors ensure the project meets all structural, electrical, plumbing, and energy efficiency requirements under the Massachusetts Stretch Energy Code, which Stoughton has adopted.
Stoughton's convenient location along Route 24 and proximity to the MBTA commuter rail make it an attractive area for renters seeking access to Boston and surrounding employment centers. This makes ADUs particularly valuable investments for local homeowners. Key benefits include:
When selecting an ADU contractor in Stoughton, always verify that they hold a valid Massachusetts Construction Supervisor License (CSL) and carry proper liability and workers' compensation insurance. Look for contractors with demonstrated experience in ADU projects specifically, strong local references, and familiarity with Stoughton's permitting process. A well-chosen contractor will save you time, money, and stress throughout your ADU project.