Want to explore more about your property?
What Are You Allowed to Build at 3 John Riley Rd, Ayer, MA, 01432?
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 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 Not Allowed
The existing home is allowed as a legally nonconforming structure. However, the lot does not meet current zoning requirements for new Single-Family construction. A variance or other zoning relief may be requested.
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 28,492 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
AYER
Parcel ID
0190110000000670
Property Type
Single Family
Zone
LI
Year Built
2007
Lot Size
24,567 sq ft
Gross Building Area
1,562 sq ft
Gross Floor Area
2,218 sq ft
Living Area
2,218 sq ft
Basement Area
0 sq ft
Impervious Surface
1,562 sq ft
6.4%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 3 John Riley Rd, Ayer, MA, 01432?
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 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 Not Allowed
The existing home is allowed as a legally nonconforming structure. However, the lot does not meet current zoning requirements for new Single-Family construction. A variance or other zoning relief may be requested.
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 28,492 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
AYER
Parcel ID
0190110000000670
Property Type
Single Family
Zone
LI
Year Built
2007
Lot Size
24,567 sq ft
Gross Building Area
1,562 sq ft
Gross Floor Area
2,218 sq ft
Living Area
2,218 sq ft
Basement Area
0 sq ft
Impervious Surface
1,562 sq ft
6.4%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.