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What Are You Allowed to Build at 1170 Harrison St, Seattle, WA, 98109?

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

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 64,800 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 41,049 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

SEATTLE

Parcel ID

2467400150

Property Type

Multi Family

Zone

SM-SLU

Year Built

2000

Lot Size

14,399 sq ft

Gross Building Area

36,403 sq ft

Gross Floor Area

23,751 sq ft

Estimated

Living Area

11,099 sq ft

Basement Area

0 sq ft

Impervious Surface

11,099 sq ft

Estimated

77.1%of lot coverage

ADU rules for Seattle, WA

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