Detached ADU near Thomaston, CT
Contemporary Tiny Homes
40 Richards Avenue, Suite 740, Norwalk, CT 06854
44.7 miles
Expert ADU builder offering detached ADUs, garage conversions & backyard cottages. Structured process: feasibility, permits, construction & final walkthrough. Boost property value, enable multigenerational living & create flexible spaces.
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Rare Forms
51 Ferry Street, Easthampton, MA 01027
46.9 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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Kling Brothers Builders
103 South Main Street, Newtown, CT 06470
29.5 miles
Kling Brothers Builders specializes in home additions, from extra bedrooms to master retreats. They handle planning, site evaluation, exterior matching, and construction, ensuring seamless integration and strong ROI. Free consultations available.
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Tiny Nooks
16 Railroad Place, Westport, NY 06880
41.3 miles
Tiny Nooks is a professional ADU builder in Westport, CT, serving Fairfield County. They offer custom ADUs, garage conversions, home offices & pool houses with full project management, quality craftsmanship & on-time delivery.
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DEN Outdoors
PO Box 495, Rhinecliff, NY 12574
48.2 miles
DEN Outdoors offers modern house plans & prefab kits since 2020, including 40+ designs like cabins, A-frames & ADUs. Their 3-step process starts at $999, with building packages from $1,999 or prefab kits from $133K.
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Peragallo Construction
500 South Brooksvale Road, Cheshire, CT 06410
16.4 miles
Peragallo Construction builds custom ADUs in Central & Southern Connecticut, including detached cottages, in-law suites, garage conversions & basement apartments. Serving Cheshire, Wallingford & Guilford. ADU costs range $150K–$350K.
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Westchester Modular Homes Inc.
30 Reagans Mill Road, Wingdale, NY 12594
24.8 miles
Westchester Modular Homes Inc. builds modular accessory dwelling units (ADUs) in the Northeast. ADUs are secondary homes on single-family lots requiring permits, a kitchen, bathroom, and private entrance. ADUs can boost property value.
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Home & Hearth Remodeling and Restoration
203 Circuit Avenue, West Springfield, MA 01089
37.5 miles
Home & Hearth Remodeling offers ADU construction in Massachusetts. Since the 2024 Affordable Homes Act, homeowners can add one ADU by right in single-family zones. Services include detached ADUs, in-law suites, and garage conversions.
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Post and Beam Barns
326 Gilead Street, Hebron, CT 06248
35.5 miles
Post and Beam Barns (Country Carpenters, Hebron CT) offers handcrafted post and beam kits ideal for ADUs, backyard cottages & in-law suites. With 50+ years experience, models include The Sterling, Hemingway & Barrett. Timeline: 4–12 months.
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The Barn Yard
120 West Road, Ellington, CT 06029
34.6 miles
The Barn Yard designs and builds accessory dwelling units (ADUs) using post and beam construction. They offer full builds across New England and New York, plus nationwide ADU kit shipping for rental units, guest suites, or multigenerational living.
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Sunwood Home Builders & Remodelers
273 North Colony Street, Wallingford, CT 06492
19.7 miles
Sunwood Home Builders & Remodelers, building since 1985, offers ADU construction across Connecticut. Services include detached ADUs, in-law suites, garage conversions & more. Over 600 homes built. Projects typically take 6–12 months.
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Tiny House Titans
Yorktown Heights, NY 10598
45.5 miles
Tiny House Titans is a Northeast ADU contractor founded in 2025, offering turn-key services from zoning to final inspection. Units range 200–1,000+ sq ft at $250–$400/sq ft, covering detached ADUs, garage conversions, and JADUs.
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Ethics Home Building and Remodeling, LLC.
228 Beths Avenue, Bristol, CT 06010
9.2 miles
Ethics Home Building and Remodeling in Bristol, CT specializes in home additions, in-law suites, and ADU construction. Services include garage conversions, second-story expansions, and code-compliant accessory dwelling units tailored to homeowner needs.
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Fine Home Contracting
70 Spruce Brook Road, Plymouth, CT 06782
4.6 miles
ADUs & in-law suites add living space & value to CT homes. ADUs are self-contained units; in-law suites attach to the main house. Costs range $100K–$300K+. Learn key differences in privacy, zoning & budget.
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CT ADU
30 Old Kings Highway South, Darien Downtown, CT 06820
46.2 miles
Trusted Connecticut ADU builder offering custom, modular & prefab accessory dwelling units. Energy-efficient designs, full permitting support & streamlined build process. Expert navigation of CT zoning laws including Public Act 21-29.
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Other cities in Connecticut
What you need to know
Searching for top Detached ADU ADU Contractors in Thomaston, Connecticut? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Thomaston 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 Detached ADU professionals can guide you through every step.
Thomaston homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Thomaston, Connecticut, and get started today.