What Does It Cost to Build an ADU in Massachusetts?
Massachusetts homeowners just got a new, low-cost tool to help them figure out how to build an ADU. But even with a plan in place, they still face big cost hurdles.
by Sam Lattof | Aug 2, 2026
Massachusetts homeowners just got a new, low-cost tool to help them figure out how to build an ADU. But even with a plan in place, they still face big cost hurdles.
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