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What Are You Allowed to Build at 42 Adams St, Lynn, MA, 01902?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 513 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 513 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 2,023 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 42 Adams St, Lynn, MA, 01902

Zoning Jurisdiction

LYNN

Parcel ID

084710004

Property Type

Residential

Zone

R2

Year Built

1890

Lot Size

3,049 sq ft

Gross Building Area

1,026 sq ft

Gross Floor Area

1,026 sq ft

Estimated

Living Area

1,026 sq ft

Basement Area

0 sq ft

Impervious Surface

1,026 sq ft

Estimated
33.6%of lot coverage

ADU rules for Lynn, MA

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.

What Are You Allowed to Build at 42 Adams St, Lynn, MA, 01902?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 513 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 513 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 2,023 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 42 Adams St, Lynn, MA, 01902

Zoning Jurisdiction

LYNN

Parcel ID

084710004

Property Type

Residential

Zone

R2

Year Built

1890

Lot Size

3,049 sq ft

Gross Building Area

1,026 sq ft

Gross Floor Area

1,026 sq ft

Estimated

Living Area

1,026 sq ft

Basement Area

0 sq ft

Impervious Surface

1,026 sq ft

Estimated
33.6%of lot coverage

ADU rules for Lynn, MA

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.