Want to explore more about your property?
What Are You Allowed to Build at 21 Stanhope St, Boston, MA, 02116?
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 up to 33,139 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 28,887 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0401119000
Property Type
Comm Multi-Use
Zone
Art48_3
Year Built
1899
Lot Size
1,893 sq ft
Gross Building Area
6,792 sq ft
Gross Floor Area
4,251 sq ft
Living Area
1,711 sq ft
Basement Area
0 sq ft
Impervious Surface
1,711 sq ft
90.4%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 Stanhope St, Boston, MA, 02116?
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 up to 33,139 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 28,887 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0401119000
Property Type
Comm Multi-Use
Zone
Art48_3
Year Built
1899
Lot Size
1,893 sq ft
Gross Building Area
6,792 sq ft
Gross Floor Area
4,251 sq ft
Living Area
1,711 sq ft
Basement Area
0 sq ft
Impervious Surface
1,711 sq ft
90.4%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.