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What Are You Allowed to Build at 24 Ash St, Dedham, MA, 02026?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 600 sq ft allowed By Right, or possibly more by Special Permit.
In Home Apartment
(Conversion or Addition)
Probably Allowed
This property meets the requirements for an Internal ADU of up to 600 sq ft allowed By Right, or possibly more by Special Permit.
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
Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 9,742 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 8,542 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.
Property facts
Zoning Jurisdiction
DEDHAM
Parcel ID
142159
Property Type
SINGLE FAMILY RESIDENCE
Zone
GR
Year Built
1935
Lot Size
10,824 sq ft
Gross Building Area
1,200 sq ft
Gross Floor Area
1,200 sq ft
Living Area
1,200 sq ft
Basement Area
528 sq ft
Impervious Surface
1,156 sq ft
10.7%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 24 Ash St, Dedham, MA, 02026?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 600 sq ft allowed By Right, or possibly more by Special Permit.
In Home Apartment
(Conversion or Addition)
Probably Allowed
This property meets the requirements for an Internal ADU of up to 600 sq ft allowed By Right, or possibly more by Special Permit.
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
Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 9,742 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 8,542 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.
Property facts
Zoning Jurisdiction
DEDHAM
Parcel ID
142159
Property Type
SINGLE FAMILY RESIDENCE
Zone
GR
Year Built
1935
Lot Size
10,824 sq ft
Gross Building Area
1,200 sq ft
Gross Floor Area
1,200 sq ft
Living Area
1,200 sq ft
Basement Area
528 sq ft
Impervious Surface
1,156 sq ft
10.7%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.