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What Are You Allowed to Build at 89 Water St, Holliston, MA, 01746?

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 Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. 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.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 89 Water St, Holliston, MA, 01746

Zoning Jurisdiction

HOLLISTON

Parcel ID

008F000400050

Property Type

Single Family

Zone

R-1

Year Built

1821

Lot Size

9,801 sq ft

Gross Building Area

2,190 sq ft

Gross Floor Area

1,837 sq ft

Estimated

Living Area

1,485 sq ft

Basement Area

0 sq ft

Impervious Surface

2,190 sq ft

Estimated
22.3%of lot coverage

ADU rules for Holliston, 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 89 Water St, Holliston, MA, 01746?

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 Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. 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.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 89 Water St, Holliston, MA, 01746

Zoning Jurisdiction

HOLLISTON

Parcel ID

008F000400050

Property Type

Single Family

Zone

R-1

Year Built

1821

Lot Size

9,801 sq ft

Gross Building Area

2,190 sq ft

Gross Floor Area

1,837 sq ft

Estimated

Living Area

1,485 sq ft

Basement Area

0 sq ft

Impervious Surface

2,190 sq ft

Estimated
22.3%of lot coverage

ADU rules for Holliston, MA

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

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