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ADU Construction in Norwood MA — In-Law Suites, Garage Conversions & More

Boston Smart Plastering builds accessory dwelling units throughout Norwood, MA. Norwood is an active suburban community in southern Norfolk County, 14 miles southwest of Boston, with a strong mix of residential neighborhoods and commercial corridors. Boston Smart Plastering regularly works throughout Norwood on residential renovations, exterior projects, and commercial work. Whether you want a basement apartment, garage conversion, attached in-law suite, or detached backyard cottage, we manage every phase from permits to final finishes.

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ADUs are one of the smartest investments Norwood homeowners can make. Norwood's residential neighborhoods feature primarily post-war construction — 1950s through 1970s colonials, split-levels, and ranches that are now prime candidates for kitchen and bathroom remodeling, insulation upgrades, and exterior renovation. The town also has significant multi-family properties generating demand for painting, drywall, and flooring. Under Massachusetts ADU law, most single-family properties in Norfolk County can now add an ADU by-right. Boston Smart Plastering handles the full build — design, permitting, construction, and Certificate of Occupancy. Norwood is 14 miles southwest of Boston off Route 1 and I-95, centrally located in our Norfolk County service area.

Frequently asked questions

How much does it cost to build an ADU in Norwood MA?

ADU costs in Norwood vary by type. A basement conversion typically runs $80,000–$150,000. A detached cottage can cost $180,000–$350,000+. We provide a detailed estimate after visiting your Norwood property.

Do I need a permit for an ADU in Norwood MA?

Yes — all ADU construction requires building permits. Under the 2024 Massachusetts ADU law, most Norwood properties can add an ADU by-right. We handle all permit applications for Norfolk County on your behalf.

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