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What Are You Allowed to Build at 50 New Salem Rd, Petersham, MA, 01366?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 595 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 595 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 50 New Salem Rd, Petersham, MA, 01366

Zoning Jurisdiction

PETERSHAM

Parcel ID

201630

Property Type

Single Family

Zone

RA

Year Built

1950

Lot Size

38,332 sq ft

Gross Building Area

1,256 sq ft

Gross Floor Area

1,189 sq ft

Estimated

Living Area

1,123 sq ft

Basement Area

0 sq ft

Impervious Surface

1,256 sq ft

Estimated
3.3%of lot coverage

ADU rules for Petersham, 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 50 New Salem Rd, Petersham, MA, 01366?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 595 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 595 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 50 New Salem Rd, Petersham, MA, 01366

Zoning Jurisdiction

PETERSHAM

Parcel ID

201630

Property Type

Single Family

Zone

RA

Year Built

1950

Lot Size

38,332 sq ft

Gross Building Area

1,256 sq ft

Gross Floor Area

1,189 sq ft

Estimated

Living Area

1,123 sq ft

Basement Area

0 sq ft

Impervious Surface

1,256 sq ft

Estimated
3.3%of lot coverage

ADU rules for Petersham, MA

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

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