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ADU Setback Requirements in Swampscott, MA

ADU setback requirements in Swampscott follow state baseline rules.

ADU setback rules for Swampscott, Massachusetts. Front, side, and rear setback distances, plus height limits and lot coverage restrictions.

Data verified as of March 2, 2026
State Baseline Only — Local Details Not Yet Researched

ADU Regulations in Swampscott

Swampscott follows the Massachusetts state baseline under the Affordable Homes Act. This means all Massachusetts state-level ADU rights apply — including by-right approval, no owner occupancy requirement, and standardized size limits. Swampscott may also have additional local regulations that supplement the state baseline.

Planning Your ADU Placement

When planning your ADU in Swampscott, start by mapping your property boundaries and subtracting the required setbacks on each side. The remaining area is your buildable envelope. Consider the location of existing structures, utility connections, access paths, and landscaping when choosing the best spot for your ADU.

Important: State Baseline Data

The information on this page reflects Massachusetts state baseline rules. Swampscott may have additional local requirements. We recommend confirming with your local building department before starting your project.

Swampscott ADU Rules at a Glance

Max Size

900 sq ft

% of Home

50%

Parking

1 space(s)

Approval

BY RIGHT

Owner Occupancy

Not required

Rental Allowed

Yes

Short-Term Rental

Not allowed

Swampscott Building Department

Swampscott Building Inspector

22 Monument Ave, Swampscott, MA 01907, USA

Phone: (781) 596-8857

Visit Website →

Frequently Asked Questions

Do ADU setbacks differ from the main house in Swampscott?

ADU setback requirements in Swampscott may differ from those for the main house. ADUs often have reduced setback requirements to make them feasible on existing lots. The Affordable Homes Act sets minimum standards that Swampscott must allow.

Can I get a setback variance for my ADU in Swampscott?

Setback variances are possible but not guaranteed in Swampscott. You would need to apply to the zoning board of appeals and demonstrate a hardship — such as an unusually shaped lot or topographic constraints. Before pursuing a variance, verify your exact property dimensions against the setback requirements.

How accurate is the ADU data for Swampscott?

The information on this page reflects Massachusetts state baseline rules under the Affordable Homes Act. Swampscott may have additional local requirements that differ from the state baseline. We recommend confirming with your local building department before starting your project.

Where can I find all ADU regulations for Swampscott?

Visit our complete ADU rules page for Swampscott, MA for a full overview of zoning, permits, size limits, setbacks, parking, and costs. We cover all Massachusetts municipalities with data sourced from local ordinances and state law.

Check Your Address

See exactly what ADU rules apply to your specific property in Swampscott.