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What Are You Allowed to Build at 620 238th St Se Unit A, Bothell, WA, 98021?

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)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,200 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home. Additional factors may affect feasibility.

Multi Family

Home Addition

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

Property facts

Streetview picture of 620 238th St Se Unit A, Bothell, WA, 98021

Zoning Jurisdiction

BOTHELL

Parcel ID

27053100316600

Property Type

Single Family

Zone

R-AC

Year Built

2020

Lot Size

871 sq ft

Gross Building Area

1,070 sq ft

Gross Floor Area

1,070 sq ft

Estimated

Living Area

1,070 sq ft

Basement Area

0 sq ft

Impervious Surface

1,070 sq ft

Estimated
122.8%of lot coverage

ADU rules for Bothell, 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 620 238th St Se Unit A, Bothell, WA, 98021?

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)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,200 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home. Additional factors may affect feasibility.

Multi Family

Home Addition

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

Property facts

Streetview picture of 620 238th St Se Unit A, Bothell, WA, 98021

Zoning Jurisdiction

BOTHELL

Parcel ID

27053100316600

Property Type

Single Family

Zone

R-AC

Year Built

2020

Lot Size

871 sq ft

Gross Building Area

1,070 sq ft

Gross Floor Area

1,070 sq ft

Estimated

Living Area

1,070 sq ft

Basement Area

0 sq ft

Impervious Surface

1,070 sq ft

Estimated
122.8%of lot coverage

ADU rules for Bothell, WA

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

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