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What Are You Allowed to Build at 59 Chase Ave, Lexington, MA, 02421?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

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 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 59 Chase Ave, Lexington, MA, 02421

Zoning Jurisdiction

LEXINGTON

Parcel ID

765

Property Type

Single Family

Zone

RS

Year Built

1963

Lot Size

4,800 sq ft

Gross Building Area

1,111 sq ft

Gross Floor Area

2,046 sq ft

Estimated

Living Area

2,046 sq ft

Basement Area

0 sq ft

Impervious Surface

1,111 sq ft

Estimated
23.1%of lot coverage

ADU rules for Lexington, 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 59 Chase Ave, Lexington, MA, 02421?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

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 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 59 Chase Ave, Lexington, MA, 02421

Zoning Jurisdiction

LEXINGTON

Parcel ID

765

Property Type

Single Family

Zone

RS

Year Built

1963

Lot Size

4,800 sq ft

Gross Building Area

1,111 sq ft

Gross Floor Area

2,046 sq ft

Estimated

Living Area

2,046 sq ft

Basement Area

0 sq ft

Impervious Surface

1,111 sq ft

Estimated
23.1%of lot coverage

ADU rules for Lexington, MA

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

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