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What Are You Allowed to Build at 1128 Sunset Bluff Rd, Walnut, CA, 91789?

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 1,269 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 8,343 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multi Family

Home Addition

Probably Allowed

We estimate you can expand this property by up to 5,805 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

WALNUT

Parcel ID

8709088003

Property Type

Single Family

Zone

RPD

Year Built

1986

Lot Size

20,857 sq ft

Gross Building Area

2,623 sq ft

Gross Floor Area

2,538 sq ft

Estimated

Living Area

2,453 sq ft

Basement Area

0 sq ft

Impervious Surface

2,623 sq ft

Estimated

12.6%of lot coverage

ADU rules for Walnut, CA

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