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What Are You Allowed to Build at 21 Merchants Row Ste 2a, Boston, MA, 02109?
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)
Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority
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
This property may meet the zoning requirements to build a Single-Family home. Additional factors may affect feasibility.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0303738020
Property Type
OFFICE CONDO
Zone
Art31_SKY_LOW_DT
Year Built
Lot Size
4,782 sq ft
Gross Building Area
1,675 sq ft
Gross Floor Area
4,512 sq ft
Living Area
4,512 sq ft
Basement Area
0 sq ft
Impervious Surface
4,512 sq ft
94.3%of lot coverage

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 21 Merchants Row Ste 2a, Boston, MA, 02109?
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)
Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority
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
This property may meet the zoning requirements to build a Single-Family home. Additional factors may affect feasibility.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0303738020
Property Type
OFFICE CONDO
Zone
Art31_SKY_LOW_DT
Year Built
Lot Size
4,782 sq ft
Gross Building Area
1,675 sq ft
Gross Floor Area
4,512 sq ft
Living Area
4,512 sq ft
Basement Area
0 sq ft
Impervious Surface
4,512 sq ft
94.3%of lot coverage

Based on public data and AI. Check with a pro. Read More
© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.