Cambridge, MA

Attached ADU, Convert Existing Space, Detached ADUGuest UserFebruary 17, 2022Greater Boston, Friendliness score 10/10, Cambridge, Massachusetts

Lincoln, MA

Attached ADU, Convert Existing SpaceGuest UserFebruary 17, 2022Greater Boston, Friendliness score 10/10, Lincoln, Massachusetts

Newton, MA

Attached ADU, Convert Existing SpaceGuest UserFebruary 17, 2022Greater Boston, Friendliness score 10/10, Newton, Massachusetts

Provincetown, MA

Provincetown allows property owners to build new attached and detached dwelling units by right in all zoning districts except S (Seashore) and M (Public Use) districts.

Mashpee, MA

Attached ADU, Convert Existing Space, Detached ADUGuest UserSeptember 11, 2020Cape Cod, Friendliness score 10/10, Massachusetts, Mashpee

Orleans, MA

Orleans currently has restrictive rules associated with adding an ADU to a single family lot. The town does not allow additions or new construction unless it will have a minimal impact on the existing footprint of the existing structures.

Harwich, MA

Attached ADU, Convert Existing Space, Detached ADUGuest UserSeptember 11, 2020Cape Cod, Friendliness score 10/10, Harwich, Massachusetts

Eastham, MA

Eastham loves ADUs and thinks they can help them ease their housing crisis. As with many towns in the Cape they allow all kinds of ADUs by right!

Greenfield, MA

Greenfield revised its rules for Accessory Dwelling Units in 2016 to make it easier for homeowners to add an additional dwelling unit to their properties. The city sees ADUs as a great to way increase density and create high quality housing without sacrificing the character of the town. Since the bylaw was approved, there have been many ADUs added to homes including at least one backyard home (detached ADU)!

Northampton, MA

In 2014, Northampton joined many cities in MA by revising its zoning bylaw to make it easier for homeowners to build accessory apartments in all zoning districts. They have attractive rules in their zoning ordinance and biggest restrictions are related to environmental protections.