ADU Contractors near Concord, MA
Boston Construct
1660 Soldiers Field Road, Boston, MA 02135
14 miles
Boston Construct is a full-service ADU contractor in Boston, MA, building basement conversions, garage conversions, detached backyard cottages, and in-law suites. They handle design, permitting, and construction for 1-3 family homeowners across Gr... read more
WR Builders Inc
397 Elliot Street, Newton, MA 02464
13.2 miles
Atlantic Property Development
444 Broadway Unit B #1069, Saugus, MA 01906
18.5 miles
ADUs are now legal statewide in Massachusetts. Atlantic Property Development builds custom Accessory Dwelling Units on the North Shore, offering design, permitting, and construction services for detached, attached, and garage conversion ADUs.
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Luxe & Co Accessory Dwellings
60 Thoreau Street, Concord, MA 01742
1.8 miles
Luxe & Co. Accessory Dwellings is a Massachusetts ADU builder offering full-service design, construction, and permitting. Founded by Hope Beckman and Sage Conti, they specialize in high-end ADUs including in-law suites, carriage houses, and ho... read more
John Crowley Construction Co
171 Mattakeesett St, Pembroke, MA 02359
39.9 miles
John 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
Think ADU
123 Main Street, Worcester, MA 01608
24.8 miles
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 v... read more
Alcantara Construction
407R Mystic Avenue, Medford, MA 02155
15.4 miles
Alcantara Construction is an experienced ADU contractor specializing in detached ADUs, garage conversions, JADUs, in-law suites, and granny flats. They guide homeowners through planning, permitting, and building accessory dwelling units efficientl... read more
JB Cote Construction
25 Grand Avenue, Cumberland, RI 02864
36 miles
J. B. Cote Construction is an ADU contractor in Rhode Island & Massachusetts, specializing in detached ADUs, garage conversions, in-law suites & more. They manage design, permitting, zoning & energy-efficient construction from start to... read more
Trust Contractors
65 Hancock Street, Bedford, MA 01730
6.2 miles
Trust Contractors designs and builds ADUs, including detached units, garage conversions, basement ADUs, and in-law suites. Services cover zoning, permits, and construction, helping homeowners add rental income, family housing, or flexible living s... read more
MBA Builders
500 Edgewater Drive, Wakefield, MA 01880
18 miles
Massachusetts ADUs are now legal by right statewide after 2024 legislation. MBA Builders offers full-service ADU construction across Greater Boston, with structured preconstruction planning and builds starting around $450/sq ft.
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ADU Of Massachusetts
56 Depot St, Duxbury, MA 02332
46.9 miles
ADU Of Massachusetts is a full-service ADU builder specializing in design, permitting, and construction of accessory dwelling units. Serving homeowners statewide, they build attached, detached, garage conversions, in-law suites, and backyard cotta... read more
G.M. Roth Design Remodeling
12 Murphy Drive, Nashua, NH 03062
19.9 miles
G.M. Roth Design Remodeling offers full-service ADU construction in southern NH and northeastern MA. With 40+ years of experience, they handle zoning, design, permitting, and build. CAPS-certified, serving Nashua, Manchester, Chelmsford & more... read more
ADU-PRO Corp.
121 Orchard Street, Millis, MA 02054
21.1 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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North Shore ADU Home Builders
Essex, MA 01929
33.2 miles
North Shore ADU Home Builders LLC builds custom ADUs up to 900 sq ft across Massachusetts. Services cover design, permits & construction. Rental income ranges $1,800–$3,500/month. Property values may rise $100K–$250K.
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Bradford Construction Management
145 South Main Street, Haverhill, MA 01835
26.7 miles
Bradford Construction Management brings commercial-grade project management to every ADU we build across the North Shore. That means daily photo documentation so you always know what's happening on site, transparent pricing so there are no budget ... read more
Other cities in Massachusetts
What you need to know
ADU Contractors in Concord, MA: Building in a Historic New England Town
Concord, Massachusetts is one of the most historically significant towns in the United States, home to the site of the first battle of the American Revolution and the birthplace of the Transcendentalist movement. This rich heritage means that ADU contractors in Concord, MA must navigate a unique set of considerations, including strict historic preservation guidelines and design standards that protect the town's iconic character. Working with an experienced accessory dwelling unit contractor in Concord is essential to ensure your project respects both local aesthetics and regulatory requirements.
Concord Zoning Bylaws and ADU Regulations
Massachusetts passed Chapter 40A Section 3, which requires all municipalities to allow ADUs by right on single-family lots. Concord has aligned its local bylaws accordingly, but homeowners must still comply with specific local requirements. Key regulations that ADU builders in Concord, MA must follow include:
- Size limitations: ADUs are generally limited to no more than 900 square feet or a percentage of the primary dwelling's floor area.
- Owner-occupancy: Concord may require that the property owner occupy either the primary residence or the ADU.
- Setback requirements: Detached ADUs must comply with Concord's existing setback rules for accessory structures.
- Historic District compliance: Properties within Concord's Historic Districts require approval from the Concord Historic Districts Commission before construction begins.
- Design standards: Exterior materials, rooflines, and architectural details must be compatible with the existing structure and neighborhood character.
Types of ADUs Built by Concord Contractors
Skilled ADU contractors serving Concord, Massachusetts are experienced in building a variety of accessory dwelling unit types to suit different property layouts and homeowner needs. Common ADU types include:
- Attached ADUs – additions connected to the main home, ideal for expanding living space
- Detached ADUs – standalone backyard cottages or carriage house conversions
- Basement ADUs – conversions of existing basement space into a fully functional unit
- Garage conversions – transforming an existing detached garage into a livable space
Why Hire a Local ADU Contractor in Concord, MA?
Hiring a local ADU contractor in Concord offers significant advantages. Local professionals understand the town's permitting process through the Concord Building Department, are familiar with the Historic Districts Commission review process, and have established relationships with local inspectors. This local expertise can save homeowners considerable time and money throughout the project.
Whether you're looking to create rental income, house a family member, or increase your property value, a qualified ADU contractor in Concord, MA can guide you through every step — from initial design and permitting to final construction. Given Concord's unique regulatory landscape, working with an experienced professional is not just helpful — it's essential.