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What Are You Allowed to Build at 549 S 150th St, Burien, WA, 98148?

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 1,000 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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 549 S 150th St, Burien, WA, 98148

Zoning Jurisdiction

BURIEN

Parcel ID

3306700180

Property Type

Residential

Zone

MU-1

Year Built

2012

Lot Size

2,380 sq ft

Gross Building Area

1,742 sq ft

Gross Floor Area

1,820 sq ft

Estimated

Living Area

1,820 sq ft

Basement Area

0 sq ft

Impervious Surface

1,742 sq ft

Estimated
73.2%of lot coverage

ADU rules for Burien, WA

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 549 S 150th St, Burien, WA, 98148?

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 1,000 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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 549 S 150th St, Burien, WA, 98148

Zoning Jurisdiction

BURIEN

Parcel ID

3306700180

Property Type

Residential

Zone

MU-1

Year Built

2012

Lot Size

2,380 sq ft

Gross Building Area

1,742 sq ft

Gross Floor Area

1,820 sq ft

Estimated

Living Area

1,820 sq ft

Basement Area

0 sq ft

Impervious Surface

1,742 sq ft

Estimated
73.2%of lot coverage

ADU rules for Burien, WA

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

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