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What Are You Allowed to Build at 12224 Se Ash St, Portland, OR, 97233?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 540 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 540 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 20,909 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 20,044 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 12224 Se Ash St, Portland, OR, 97233

Zoning Jurisdiction

PORTLAND

Parcel ID

R320117

Property Type

Residential

Zone

CM3

Year Built

1953

Lot Size

6,969 sq ft

Gross Building Area

1,009 sq ft

Gross Floor Area

864 sq ft

Estimated

Living Area

720 sq ft

Basement Area

0 sq ft

Impervious Surface

1,009 sq ft

Estimated
14.5%of lot coverage

ADU rules for Portland, 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 12224 Se Ash St, Portland, OR, 97233?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 540 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 540 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 20,909 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 20,044 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 12224 Se Ash St, Portland, OR, 97233

Zoning Jurisdiction

PORTLAND

Parcel ID

R320117

Property Type

Residential

Zone

CM3

Year Built

1953

Lot Size

6,969 sq ft

Gross Building Area

1,009 sq ft

Gross Floor Area

864 sq ft

Estimated

Living Area

720 sq ft

Basement Area

0 sq ft

Impervious Surface

1,009 sq ft

Estimated
14.5%of lot coverage

ADU rules for Portland, OR

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

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