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What Are You Allowed to Build at 640 Sw Sherman St, Portland, OR, 97201?

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 800 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Probably Not Allowed

This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. 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 12,197 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 9,711 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

PORTLAND

Parcel ID

R632996

Property Type

Single Family

Zone

RM4

Year Built

2003

Lot Size

3,049 sq ft

Gross Building Area

2,371 sq ft

Gross Floor Area

2,486 sq ft

Estimated

Living Area

2,486 sq ft

Basement Area

0 sq ft

Impervious Surface

2,371 sq ft

Estimated

77.8%of lot coverage

ADU rules for Portland, OR

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