ADU Requirements in Monroe, MA
Franklin County • Updated for 2024 MA ADU Law
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About ADUs in Monroe, Massachusetts
Monroe is located in Franklin County, Massachusetts. Under the 2024 Affordable Homes Act, homeowners in Monroe can now build accessory dwelling units (ADUs) up to 900 square feet by-right, meaning no special permit is required for compliant projects.
An ADU in Monroe can be a detached backyard cottage, an attached addition, or a conversion of existing space like a basement or garage. These units are perfect for housing aging parents, adult children, or generating rental income.