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What Are You Allowed to Build at 4 Beacon St, Boston, MA, 02108?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,250 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 181,524 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 4 Beacon St, Boston, MA, 02108

Zoning Jurisdiction

BOSTON

Parcel ID

0304675000

Property Type

OFFICE CLS A-

Zone

Art45_PEMBERTON SQUARE PROTECTION AREA

Year Built

1910

Lot Size

25,862 sq ft

Gross Building Area

25,372 sq ft

Gross Floor Area

25,372 sq ft

Estimated

Living Area

25,372 sq ft

Basement Area

0 sq ft

Impervious Surface

25,372 sq ft

Estimated
98.1%of lot coverage

ADU rules for Boston, 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 4 Beacon St, Boston, MA, 02108?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,250 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 181,524 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 4 Beacon St, Boston, MA, 02108

Zoning Jurisdiction

BOSTON

Parcel ID

0304675000

Property Type

OFFICE CLS A-

Zone

Art45_PEMBERTON SQUARE PROTECTION AREA

Year Built

1910

Lot Size

25,862 sq ft

Gross Building Area

25,372 sq ft

Gross Floor Area

25,372 sq ft

Estimated

Living Area

25,372 sq ft

Basement Area

0 sq ft

Impervious Surface

25,372 sq ft

Estimated
98.1%of lot coverage

ADU rules for Boston, MA

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

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