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What Are You Allowed to Build at 435 Mt Vernon St, Boston, MA, 02125?
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
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. Based on applicable zoning limits, the estimated buildable area for a pool. 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 768,175 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 737,972 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
1303413000
Property Type
Other Exempt Bldg
Zone
Art65_CF
Year Built
1900
Lot Size
384,087 sq ft
Gross Building Area
24,619 sq ft
Gross Floor Area
30,203 sq ft
Living Area
30,203 sq ft
Basement Area
0 sq ft
Impervious Surface
30,203 sq ft
7.9%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 435 Mt Vernon St, Boston, MA, 02125?
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
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. Based on applicable zoning limits, the estimated buildable area for a pool. 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 768,175 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 737,972 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
BOSTON
Parcel ID
1303413000
Property Type
Other Exempt Bldg
Zone
Art65_CF
Year Built
1900
Lot Size
384,087 sq ft
Gross Building Area
24,619 sq ft
Gross Floor Area
30,203 sq ft
Living Area
30,203 sq ft
Basement Area
0 sq ft
Impervious Surface
30,203 sq ft
7.9%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.