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What Are You Allowed to Build at 333 S State St, Lake Oswego, OR, 97034?

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 Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority

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 18,756 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 12,520 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

Streetview picture of 333 S State St, Lake Oswego, OR, 97034

Zoning Jurisdiction

LAKE OSWEGO

Parcel ID

21E10AD05700

Property Type

Mobile Home

Zone

EC

Year Built

Lot Size

6,251 sq ft

Gross Building Area

6,236 sq ft

Gross Floor Area

6,236 sq ft

Estimated

Living Area

6,236 sq ft

Basement Area

0 sq ft

Impervious Surface

6,236 sq ft

Estimated
99.7%of lot coverage

ADU rules for Lake Oswego, OR

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

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.

What Are You Allowed to Build at 333 S State St, Lake Oswego, OR, 97034?

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 Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority

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 18,756 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 12,520 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

Streetview picture of 333 S State St, Lake Oswego, OR, 97034

Zoning Jurisdiction

LAKE OSWEGO

Parcel ID

21E10AD05700

Property Type

Mobile Home

Zone

EC

Year Built

Lot Size

6,251 sq ft

Gross Building Area

6,236 sq ft

Gross Floor Area

6,236 sq ft

Estimated

Living Area

6,236 sq ft

Basement Area

0 sq ft

Impervious Surface

6,236 sq ft

Estimated
99.7%of lot coverage

ADU rules for Lake Oswego, OR

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

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.