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What Are You Allowed to Build at 11 Spruce St, Millbrae, CA, 94030?

Backyard Cottage

(Detached ADU)

Probably Allowed

This property meets the requirements for a Detached ADU of up to 1,000 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 1,000 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

Might be Allowed

This property may meet the zoning requirements to build a Single-Family home up to 4,395 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Probably Allowed

We estimate you can expand this property by up to 1,969 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

MILLBRAE

Parcel ID

021302300

Property Type

Two Family

Zone

R-2

Year Built

1971

Lot Size

4,993 sq ft

Gross Building Area

2,390 sq ft

Gross Floor Area

2,426 sq ft

Estimated

Living Area

2,426 sq ft

Basement Area

0 sq ft

Impervious Surface

2,426 sq ft

Estimated

48.6%of lot coverage

ADU rules for Millbrae, CA

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