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What Are You Allowed to Build at 46 Wiltshire Rd, Newton, MA, 02458?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 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 1,000 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.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 387 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

Streetview picture of 46 Wiltshire Rd, Newton, MA, 02458

Zoning Jurisdiction

NEWTON

Parcel ID

120010037

Property Type

Single Family

Zone

MR1

Year Built

1915

Lot Size

4,795 sq ft

Gross Building Area

1,413 sq ft

Gross Floor Area

2,395 sq ft

Estimated

Living Area

2,395 sq ft

Basement Area

0 sq ft

Impervious Surface

1,413 sq ft

Estimated
29.5%of lot coverage

ADU rules for Newton, 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 46 Wiltshire Rd, Newton, MA, 02458?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 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 1,000 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.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 387 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

Streetview picture of 46 Wiltshire Rd, Newton, MA, 02458

Zoning Jurisdiction

NEWTON

Parcel ID

120010037

Property Type

Single Family

Zone

MR1

Year Built

1915

Lot Size

4,795 sq ft

Gross Building Area

1,413 sq ft

Gross Floor Area

2,395 sq ft

Estimated

Living Area

2,395 sq ft

Basement Area

0 sq ft

Impervious Surface

1,413 sq ft

Estimated
29.5%of lot coverage

ADU rules for Newton, MA

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

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