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What Are You Allowed to Build at 120 Humboldt Ave, Boston, MA, 02121?

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 1,250 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 Allowed

This property likely meets the zoning requirements to build a Single-Family home up to 47,801 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Probably Allowed

We estimate you can expand this property by up to 21,011 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

BOSTON

Parcel ID

1201992000

Property Type

Residential

Zone

Art50_MFR

Year Built

1980

Lot Size

47,801 sq ft

Gross Building Area

42,336 sq ft

Gross Floor Area

26,790 sq ft

Estimated

Living Area

11,244 sq ft

Basement Area

0 sq ft

Impervious Surface

11,244 sq ft

Estimated

23.5%of lot coverage

ADU rules for Boston, MA

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