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What Are You Allowed to Build at 305 Walnut St, Dedham, MA, 02026?

Backyard Cottage

(Detached ADU)

Probably Allowed

This property meets the requirements for a Detached ADU of up to 846 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 846 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Might be Allowed

This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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 4,704 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

DEDHAM

Parcel ID

125106

Property Type

Single Family

Zone

SRB

Year Built

1955

Lot Size

12,789 sq ft

Gross Building Area

1,501 sq ft

Gross Floor Area

1,691 sq ft

Estimated

Living Area

1,691 sq ft

Basement Area

0 sq ft

Impervious Surface

1,501 sq ft

Estimated

11.7%of lot coverage

ADU rules for Dedham, MA

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