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What Are You Allowed to Build at 154 Middle St, Leominster, MA, 01453?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 840 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 840 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 30,292 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.
Multifamily
Home Addition
Probably Allowed
We estimate you can expand this property by up to 28,612 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
LEOMINSTER
Parcel ID
2138
Property Type
Residential
Zone
RB
Year Built
1900
Lot Size
10,097 sq ft
Gross Building Area
1,329 sq ft
Gross Floor Area
1,680 sq ft
Living Area
1,680 sq ft
Basement Area
0 sq ft
Impervious Surface
1,329 sq ft
13.2%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 154 Middle St, Leominster, MA, 01453?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 840 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 840 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 30,292 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.
Multifamily
Home Addition
Probably Allowed
We estimate you can expand this property by up to 28,612 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
LEOMINSTER
Parcel ID
2138
Property Type
Residential
Zone
RB
Year Built
1900
Lot Size
10,097 sq ft
Gross Building Area
1,329 sq ft
Gross Floor Area
1,680 sq ft
Living Area
1,680 sq ft
Basement Area
0 sq ft
Impervious Surface
1,329 sq ft
13.2%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.