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What Are You Allowed to Build at 186 Ayer Rd, Shirley, MA, 01464?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 855 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 855 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 10,062 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 8,353 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

Streetview picture of 186 Ayer Rd, Shirley, MA, 01464

Zoning Jurisdiction

SHIRLEY

Parcel ID

27B8

Property Type

Single Family

Zone

R-3

Year Built

1973

Lot Size

28,749 sq ft

Gross Building Area

1,739 sq ft

Gross Floor Area

1,709 sq ft

Estimated

Living Area

1,680 sq ft

Basement Area

0 sq ft

Impervious Surface

1,739 sq ft

Estimated
6.0%of lot coverage

ADU rules for Shirley, MA

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 186 Ayer Rd, Shirley, MA, 01464?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 855 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 855 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 10,062 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 8,353 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

Streetview picture of 186 Ayer Rd, Shirley, MA, 01464

Zoning Jurisdiction

SHIRLEY

Parcel ID

27B8

Property Type

Single Family

Zone

R-3

Year Built

1973

Lot Size

28,749 sq ft

Gross Building Area

1,739 sq ft

Gross Floor Area

1,709 sq ft

Estimated

Living Area

1,680 sq ft

Basement Area

0 sq ft

Impervious Surface

1,739 sq ft

Estimated
6.0%of lot coverage

ADU rules for Shirley, MA

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.