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Garage Conversion near Watertown, MA
ADU Building Systems, LLC
Norwell, MA 02061 21.4 milesADU Building Systems LLC builds factory & site-built ADUs in Massachusetts, including detached, attached & converted units. Offering 10-year structural warranties, cost savings up to 50%, and full-service design to turnkey construction.
read moreSalisbury Construction Worcester
453 Chandler Street, Worcester, MA 01602 35.3 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 moreJohn Crowley Construction Co
171 Mattakeesett St, Pembroke, MA 02359 27 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 moreBoston Building Concepts
275 Main Street, Watertown, MA 02472 0.6 milesADUs are self-contained living spaces on existing properties. Legal in Massachusetts, local zoning rules apply. Boston Building Concepts is a Massachusetts ADU contractor offering full-service design, permitting, and construction of garage conversions, in-law suites, and detached ADUs.
read moreMass ADU
144 Arlington Road, Woburn, MA 01801 8.2 milesMass ADU is a Massachusetts-based ADU contractor offering full-service accessory dwelling unit construction. Services include free consultations, permitting, design, and build. They serve homeowners statewide with a clear 3-step process.
read moreADU Builders of MA
807 Massachusetts Avenue, Boston, MA 02118 4.6 milesExpert ADU builders serving Massachusetts homeowners. Services include detached ADUs, garage conversions, basement units & in-law suites. Fully permitted, code-compliant builds. Costs from $80K. Serving Boston, Cambridge, Worcester & statewide.
read moreADU Of Massachusetts
56 Depot St, Duxbury, MA 02332 33.7 milesADU 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 cottages.
read moreCore Remodeling Services
41 Boylston Street, Worcester, MA 01605 33.5 milesCore Remodeling Services has built ADUs and in-law suites across Central Massachusetts since 2012. They handle zoning, permits, design, and construction. Projects range from $150K–$400K+, take 6–8 months, and are backed by a 5-year warranty.
read moreAtlantic Property Development
444 Broadway Unit B #1069, Saugus, MA 01906 9.9 milesADUs 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.
read morePro's Edge Small Homes
27 Pillsbury Street, Georgetown, MA 01833 27.4 milesPro'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.
read moreRockhouse Construction
22 Morgan Mill Road, Johnston, RI 02919 38.8 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 moreAureli Construction
Eugene Road, Medford, MA 02155 4.7 milesAn Accessory Dwelling Unit (ADU) is a self-contained living space on a residential property. Massachusetts law now makes ADU construction easier. Aureli Construction offers full-service ADU building, from zoning research to completed construction.
read moreNE Tiny Homes
969 Waterman Avenue, East Providence, RI 02914 39.1 milesNE Tiny Homes is a full-service ADU builder across the US, offering custom tiny homes, garage conversions, and ADUs from 352 sq ft. Transparent pricing, permit handling, and move-in-ready builds for rental income or in-law suites.
read moreBoston ADU Builder
807 Massachusetts Avenue, Boston, MA 02118 4.6 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 8–12 months.
read moreOther cities in Massachusetts
- Acton
- Adams
- Boston
- Carver
- Duxbury
- Easthampton
- Essex
- Georgetown
- Hanover
- Haverhill
- Ipswich
- Leominster
- Lunenburg
- Medford
- Methuen
What you need to know
Searching for top Garage Conversion ADU Contractors in Watertown, Massachusetts? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Garage Conversion ADU Contractor in Watertown ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Garage Conversion professionals can guide you through every step.
Watertown homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Garage Conversion experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Garage Conversion ADU Contractors in Watertown, Massachusetts, and get started today.