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What Are You Allowed to Build at 8454 Se 66th Ave Unit A, Portland, OR, 97206?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 387 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 800 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 2,389 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 387 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 8454 Se 66th Ave Unit A, Portland, OR, 97206

Zoning Jurisdiction

PORTLAND

Parcel ID

R725509

Property Type

Single Family

Zone

R5

Year Built

2026

Lot Size

4,778 sq ft

Gross Building Area

2,204 sq ft

Gross Floor Area

2,002 sq ft

Estimated

Living Area

1,800 sq ft

Basement Area

0 sq ft

Impervious Surface

2,204 sq ft

Estimated
46.1%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 8454 Se 66th Ave Unit A, Portland, OR, 97206?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 387 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 800 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 2,389 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 387 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 8454 Se 66th Ave Unit A, Portland, OR, 97206

Zoning Jurisdiction

PORTLAND

Parcel ID

R725509

Property Type

Single Family

Zone

R5

Year Built

2026

Lot Size

4,778 sq ft

Gross Building Area

2,204 sq ft

Gross Floor Area

2,002 sq ft

Estimated

Living Area

1,800 sq ft

Basement Area

0 sq ft

Impervious Surface

2,204 sq ft

Estimated
46.1%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.