ADU Contractors near Worcester, MA
Boston ADU Builder
807 Massachusetts Avenue, Boston, MA 02118
38.3 miles
Boston 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 8–12 months.
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ADU-PRO Corp.
121 Orchard Street, Millis, MA 02054
23.4 miles
ADU-PRO Corp is a Massachusetts ADU specialist offering full-service construction, permitting, and project management. Led by licensed experts, they help homeowners build granny flats, in-law suites, and backyard cottages up to 900 sq ft.
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DiStefano Brothers Construction
433 Main Street, Wakefield, RI 02879
23.1 miles
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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Top Notch Contracting
13 A Street, Burlington, MA 01803
33.9 miles
Top Notch Contracting is a Massachusetts ADU builder specializing in detached backyard cottages, garage conversions, in-law suites, and multigenerational spaces. They manage permitting, construction, and completion across Boston and MA.
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Beantown Builders, Inc.
181 North Montello Street, Brockton, MA 02302
42.4 miles
Beantown Builders, Inc. is a Greater Boston ADU contractor offering full-service design, permitting, and construction. Projects include detached ADUs, garage conversions, and in-law suites, with budgets from $15,000 to $1M+.
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Sordan Construction
809 Turnpike Street, North Andover, MA 01845
44.5 miles
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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Toensing Construction
Warren, RI 02885
46 miles
Toensing 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 & flexible living spaces.
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Spring Home Improvement
16 North Washington Street, Attleboro, MA 02760
31.9 miles
Spring Home Improvement offers expert ADU contractor services in Norfolk, MA. Family-owned since 2012, they handle design, permits, and construction with 10+ years of experience, transparent pricing, and a one-year labor warranty.
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River City Boston
9 Illinois Avenue, Somerville, MA 02145
37.9 miles
River City Construction is a Boston-based ADU contractor specializing in home additions, garage conversions, in-law suites & detached backyard cottages. They manage design, permitting & full construction under one roof.
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Turkel Design
1060 Broadway, Somerville, MA 02144
36 miles
Turkel Design offers custom-designed accessory dwelling units (ADUs) using a prefab process. Highlights include expert cabinetry, smart storage, and high-quality finishes, ensuring ADUs feel purposeful and cohesive with the main residence.
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Studio Luz Architects
4238 Washington Street, Boston, MA 02131
34.7 miles
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.
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All City Remodeling
3 Sophie Rd, Peabody, MA 01960
45 miles
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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Rare Forms
51 Ferry Street, Easthampton, MA 01027
43.2 miles
Rare Forms & New Frameworks offer the Casita series—prefabricated ADUs built with sustainable Massachusetts wood and straw. All-electric, non-toxic, and customizable, models include the Cabinita 300 and Terra 600 for eco-friendly backyard cottages.
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Yeoman Design Build
123 Sandgully Road North, Shelburne Falls, MA 01373
49.7 miles
Yeoman Design Build specializes in sustainable Accessory Dwelling Units (ADUs) in Massachusetts. From detached ADUs to granny flats and in-law suites, they offer holistic design, careful materials selection, and full project management for property owners.
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JFC Pros Construction
292 Main Street, Northborough, MA 01532
10.4 miles
JFC Pros Construction is a licensed general contractor in Massachusetts offering design, commercial, and new construction services. Their team includes architects, engineers, and tradespeople ensuring full code compliance with NFPA, ADA, IBC, IRC, and local building codes.
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Other cities in Massachusetts
What you need to know
Worcester, Massachusetts: A Growing City Embracing ADU Development
Worcester, the second-largest city in New England, has been experiencing significant urban revitalization in recent years. As housing demand continues to rise in this vibrant college city — home to institutions like Clark University, WPI, and Holy Cross — ADU contractors in Worcester, MA are playing a crucial role in helping homeowners expand their housing options. Accessory Dwelling Units (ADUs) offer an excellent solution to Worcester's ongoing housing challenges, providing affordable rental income opportunities while addressing the city's growing population needs.
Worcester Zoning Regulations and ADU Requirements
Before beginning any ADU project in Worcester, it's essential to understand the local zoning ordinances. Worcester operates under its own Zoning Ordinance, and ADU construction must comply with the city's specific requirements. Key regulations that experienced ADU contractors in Worcester must navigate include:
- ADUs must be located on lots that already contain a single-family or two-family dwelling
- The ADU floor area is typically limited to no more than 900 square feet or 30% of the primary dwelling's floor area
- Owner-occupancy of either the primary unit or the ADU is generally required
- Adequate off-street parking must be maintained on the property
- All ADU projects require building permits from the Worcester Inspectional Services Division
- Compliance with Massachusetts State Building Code (780 CMR) is mandatory
Types of ADUs Built by Worcester Contractors
Skilled ADU builders in Worcester, MA are experienced in constructing various types of accessory dwelling units suited to the city's diverse housing stock, which includes many older Victorian-era and triple-decker style homes. Common ADU types include:
- Basement conversions – transforming existing basement space into a livable unit
- Garage conversions – repurposing detached or attached garages into dwelling units
- Attached additions – building a new unit connected to the existing home
- Detached backyard cottages – constructing a fully separate structure on the property
- Interior conversions – dividing existing living space within the home
Why Hire a Local Worcester ADU Contractor?
Hiring a licensed ADU contractor in Worcester, Massachusetts who understands the local permitting process is critical to a successful project. Local contractors are familiar with the Worcester Inspectional Services Division, the city's specific zoning maps, and the nuances of working with older New England housing stock. They can efficiently handle permit applications, inspections, and ensure compliance with both local and state regulations, saving homeowners significant time and money.
Investing in an ADU in Worcester
With Worcester's strong rental market driven by its large student and young professional population, building an ADU is a smart financial investment. ADU construction costs in Worcester vary depending on the project type, but homeowners can typically expect strong returns through rental income. Connect with a reputable Worcester ADU contractor today to explore how an accessory dwelling unit can maximize your property's value and contribute to the city's housing solutions.