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What Are You Allowed to Build at 25 Kneeland St, Boston, MA, 02111?
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 62,958 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 53,131 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0305367000
Property Type
HOSPITAL (exempt)
Zone
Art43_INSTITUTIONAL
Year Built
1920
Lot Size
10,493 sq ft
Gross Building Area
9,827 sq ft
Gross Floor Area
9,827 sq ft
Living Area
9,827 sq ft
Basement Area
0 sq ft
Impervious Surface
9,827 sq ft
93.7%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 25 Kneeland St, Boston, MA, 02111?
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 62,958 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 53,131 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
0305367000
Property Type
HOSPITAL (exempt)
Zone
Art43_INSTITUTIONAL
Year Built
1920
Lot Size
10,493 sq ft
Gross Building Area
9,827 sq ft
Gross Floor Area
9,827 sq ft
Living Area
9,827 sq ft
Basement Area
0 sq ft
Impervious Surface
9,827 sq ft
93.7%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.