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What Are You Allowed to Build at 822 Somerville Ave, Cambridge, MA, 02140?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 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 10,353 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

Multifamily

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 822 Somerville Ave, Cambridge, MA, 02140

Zoning Jurisdiction

CAMBRIDGE

Parcel ID

15225

Property Type

Residential

Zone

Bus C

Year Built

1988

Lot Size

50,529 sq ft

Gross Building Area

58,062 sq ft

Gross Floor Area

41,410 sq ft

Estimated

Living Area

24,758 sq ft

Basement Area

0 sq ft

Impervious Surface

24,758 sq ft

Estimated
49.0%of lot coverage

ADU rules for Cambridge, 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 822 Somerville Ave, Cambridge, MA, 02140?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 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 10,353 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

Multifamily

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 822 Somerville Ave, Cambridge, MA, 02140

Zoning Jurisdiction

CAMBRIDGE

Parcel ID

15225

Property Type

Residential

Zone

Bus C

Year Built

1988

Lot Size

50,529 sq ft

Gross Building Area

58,062 sq ft

Gross Floor Area

41,410 sq ft

Estimated

Living Area

24,758 sq ft

Basement Area

0 sq ft

Impervious Surface

24,758 sq ft

Estimated
49.0%of lot coverage

ADU rules for Cambridge, MA

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

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