Priced Early Companies

20 Hampden Drive, South Easton, MA 02375 41.3 miles

BuildX- Your Building & ADU Experts

1 Marion Drive, Carver, MA 02330 40.3 miles

Licensed 40 years in business Free Consultation

BuildX is a trusted ADU contractor in Southeastern Massachusetts with 40+ years of experience. They offer custom stick-built accessory dwelling units, granny flats, and in-law suites with a 100-day build guarantee and transparent pricing.read more

John Crowley Construction Co

171 Mattakeesett St, Pembroke, MA 02359 47.8 miles

Licensed 25 years in business Eco-Friendly

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.

Rockhouse Construction

22 Morgan Mill Road, Johnston, RI 02919 27.6 miles

Luxury Builds

Rockhouse 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.

Beantown Builders, Inc.

181 North Montello Street, Brockton, MA 02302 44.9 miles

Licensed 10 years in business

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+.

Coastal Modular Homes

271 Post Road, Wakefield, RI 02891 37.1 miles

The Backyard Homes line of ADUs are manufactured in over a dozen production facilities and available in 48 states. After being constructed in one of our modern plants the unit is delivered to the project site for the builder to install.

ADU Of Massachusetts

56 Depot St, Duxbury, MA 02332 49.9 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 cottages.

Ruhan General Contracting LLC

344 John L Dietsch Boulevard, Attleboro, MA 02763 34.9 miles

Ruhan General Contracting LLC builds home additions and ADUs in North Attleboro, MA. Services include room additions, in-law suites, second-story additions, and detached ADUs, covering permits, design, and finish carpentry throughout Massachusetts and Rhode Island.

Spring Home Improvement

16 North Washington Street, Attleboro, MA 02760 33.7 miles

Licensed 13 years in business

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.

South Coast & Associates Inc

45 Slocum Road, Dartmouth, MA 02747 21 miles

Eco-Friendly Luxury Builds

South Coast & Associates builds custom ADUs in Southeastern Massachusetts. From detached backyard cottages to garage conversions and in-law suites, they handle design, permitting, and construction for single-family homeowners.

Baystate Group Builders Inc

8 Bellingham Road, Blackstone, MA 01504 40.2 miles

Baystate Group Builders Inc offers residential remodeling services including basement finishing, bathroom renovations, deck construction, carpentry, and painting. Led by Victor, the team is known for professionalism, clear communication, and quality craftsmanship.

Ron Morgan Construction

8 Harbor rd HB, Mattapoisett, MA 02739 28.5 miles

Free Consultation Free Site Assessment In-House Architect

Ron Morgan Construction is a Massachusetts ADU contractor offering full-service accessory dwelling units from 300–900 sq ft. Licensed under the 2024 Affordable Homes Act, they handle design, permits & construction. ADUs start at $90,000.

Bethoney Builders LLC

56 Depot Street, Duxbury, MA 02331 49.9 miles

Bethoney Builders LLC is a South Shore residential contractor specializing in ADU construction, home additions, custom builds, and renovations. Services include in-law suites, garage conversions, finished basements, and structural repairs.

KBR Remodeling & General Contractors

Johnston, RI 02919 26.8 miles

Licensed 31 years in business Free Consultation

KBR Remodeling & General Contractors builds ADUs in Rhode Island, including garage conversions, basement ADUs, in-law suites & detached guest houses. Family-owned since 1993, woman & veteran-owned, licensed & insured with 50 years experience.

Other cities in Rhode Island

What you need to know

Building ADUs in Newport, Rhode Island's Historic Coastal City

Newport, Rhode Island is renowned for its stunning Gilded Age mansions, colonial architecture, and vibrant coastal culture. As one of America's most historically significant cities, Newport presents unique challenges and opportunities for ADU contractors. Much of Newport falls under strict historic district regulations overseen by the Newport Historic District Commission (HDC), meaning that any accessory dwelling unit construction must carefully respect the city's architectural heritage. Working with an experienced ADU contractor in Newport, RI who understands these local nuances is absolutely essential for a successful project.

Newport Zoning Rules and ADU Regulations

Newport's zoning ordinances govern where and how accessory dwelling units can be built. Under Rhode Island's statewide ADU legislation, municipalities are required to permit ADUs in areas zoned for single-family and multi-family use. Newport has aligned its local codes accordingly, but property owners must still navigate specific local requirements, including:

Because Newport's historic districts cover a significant portion of the city — including areas like the Point Neighborhood and Broadway — many homeowners will need HDC sign-off before breaking ground. Skilled Newport ADU contractors are well-versed in preparing the documentation and design plans required for HDC review.

Types of ADUs Popular in Newport

Given Newport's dense, older housing stock and limited lot sizes, certain ADU types tend to be more practical than others in this coastal city. The most common options include:

Carriage house conversions are particularly popular in Newport, given the city's wealth of historic outbuildings. A qualified ADU contractor in Newport can help homeowners transform these structures into fully functional living spaces while maintaining their historic character.

Why Hire a Local Newport ADU Contractor?

Hiring a local ADU contractor familiar with Newport, Rhode Island is critical. Local professionals understand the city's permitting timelines, HDC processes, coastal construction considerations, and relationships with municipal departments. Newport's proximity to the ocean also means contractors must account for coastal building standards, including wind resistance and moisture management. A knowledgeable contractor will ensure your ADU is built to last in Newport's demanding coastal environment while maximizing your property's value and rental potential.

ADU Contractors near Newport, RI