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What Are You Allowed to Build at 1 Arden Rd, Watertown, MA, 02472?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 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 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 1 Arden Rd, Watertown, MA, 02472

Zoning Jurisdiction

WATERTOWN

Parcel ID

11211358

Property Type

Single Family

Zone

S-10

Year Built

1926

Lot Size

6,747 sq ft

Gross Building Area

1,292 sq ft

Gross Floor Area

2,450 sq ft

Estimated

Living Area

2,450 sq ft

Basement Area

0 sq ft

Impervious Surface

1,292 sq ft

Estimated
19.1%of lot coverage

ADU rules for Watertown, 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 1 Arden Rd, Watertown, MA, 02472?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 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 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 1 Arden Rd, Watertown, MA, 02472

Zoning Jurisdiction

WATERTOWN

Parcel ID

11211358

Property Type

Single Family

Zone

S-10

Year Built

1926

Lot Size

6,747 sq ft

Gross Building Area

1,292 sq ft

Gross Floor Area

2,450 sq ft

Estimated

Living Area

2,450 sq ft

Basement Area

0 sq ft

Impervious Surface

1,292 sq ft

Estimated
19.1%of lot coverage

ADU rules for Watertown, MA

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

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