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What Are You Allowed to Build at 1248 Ash St, Lake Oswego, OR, 97034?

Backyard Cottage

(Detached ADU)

Might be Allowed

This property may qualify for a Detached ADU of up to 800 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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

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 3,921 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 3,921 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

LAKE OSWEGO

Parcel ID

21E10CA08700

Property Type

Single Family

Zone

R-7.5

Year Built

1955

Lot Size

7,486 sq ft

Gross Building Area

2,525 sq ft

Gross Floor Area

2,088 sq ft

Estimated

Living Area

1,651 sq ft

Basement Area

0 sq ft

Impervious Surface

2,525 sq ft

Estimated

33.7%of lot coverage

ADU rules for Lake Oswego, OR

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