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What Are You Allowed to Build at 157 Brewster Rd, Waltham, MA, 02451?

Backyard Cottage

(Detached ADU)

Probably Allowed

This property meets the requirements for a Detached ADU of up to 718 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 718 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

Might be Allowed

This property may meet the zoning requirements to build a Single-Family home. Additional factors may affect feasibility.

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

Zoning Jurisdiction

WALTHAM

Parcel ID

R0070080022

Property Type

Single Family

Zone

RA-3

Year Built

2008

Lot Size

9,583 sq ft

Gross Building Area

1,435 sq ft

Gross Floor Area

1,435 sq ft

Estimated

Living Area

1,435 sq ft

Basement Area

0 sq ft

Impervious Surface

1,435 sq ft

Estimated

15.0%of lot coverage

ADU rules for Waltham, MA

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