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What Are You Allowed to Build at 170 Clocktower Dr, Waltham, MA, 02452?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 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 900 sq ft allowed By Right, or possibly more by Special Permit.
Swimming Pool
Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. 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 221,676 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 62,365 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
WALTHAM
Parcel ID
R0150080007192
Property Type
Residential
Zone
RD
Year Built
2008
Lot Size
1,108,378 sq ft
Gross Building Area
159,311 sq ft
Gross Floor Area
159,311 sq ft
Living Area
159,311 sq ft
Basement Area
0 sq ft
Impervious Surface
159,311 sq ft
14.4%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 170 Clocktower Dr, Waltham, MA, 02452?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 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 900 sq ft allowed By Right, or possibly more by Special Permit.
Swimming Pool
Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. 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 221,676 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 62,365 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
WALTHAM
Parcel ID
R0150080007192
Property Type
Residential
Zone
RD
Year Built
2008
Lot Size
1,108,378 sq ft
Gross Building Area
159,311 sq ft
Gross Floor Area
159,311 sq ft
Living Area
159,311 sq ft
Basement Area
0 sq ft
Impervious Surface
159,311 sq ft
14.4%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.