Adu building — Boston, MA
Last updated: September 24, 2026
What affects the price
Building an ADU involves several moving parts that shape your total budget. The biggest factor is whether you choose a prefabricated unit or a custom build on-site. Site preparation is also significant; if your land requires extensive grading, utility trenching, or foundation work, costs will climb. Your choice of finishes—like kitchen cabinetry, flooring, and siding materials—also shifts the bottom line. We help you navigate these variables to find a setup that fits your property. Exact pricing confirmed free on the call.
About this service
Frequently asked in Boston
What is involved in accessory dwelling unit construction in Boston?
Where can I find accessory dwelling unit companies in Massachusetts?
What are the requirements for ADUs in Boston?
Boston has specific zoning regulations for accessory dwelling units. These often involve size limitations, setback requirements, and parking provisions. The unit must also be on a lot with an existing primary residence. We ensure your ADU meets all Boston's regulations.
How much does an affordable accessory dwelling unit cost?
Are there ADU units available for sale in Boston?
While we don't sell pre-made ADU units, we build custom ADUs. This allows you to design a unit that perfectly fits your needs and property in Boston. Our construction process ensures a high-quality, personalized living space. We provide a complete building service.
Can I get an ADU near me quote in Boston?
What are accessory dwelling unit homes like?
Also serving nearby: Quincy · Cambridge · Lynn · Newton · Brockton
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Boston — population 653,833; about 13,525 residents per square mile across 48.3 sq mi. ZIP codes covered include 02108, 02109, 02110, 02111, 02112, 02113, 02114, 02115.
Neighborhoods served in Boston: Back Bay, Beacon Hill, South End, North End, Charlestown — and every surrounding area.
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