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What Are You Allowed to Build at 509 Bayside Rd, Bellingham, WA, 98225?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 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 1,000 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 up to 5,500 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit. Additional factors may affect feasibility.

Multi Family

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 5,500 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 509 Bayside Rd, Bellingham, WA, 98225

Zoning Jurisdiction

BELLINGHAM

Parcel ID

17993

Property Type

Single Family

Zone

RS

Year Built

1972

Lot Size

23,522 sq ft

Gross Building Area

4,588 sq ft

Gross Floor Area

3,731 sq ft

Estimated

Living Area

2,875 sq ft

Basement Area

0 sq ft

Impervious Surface

4,588 sq ft

Estimated
19.5%of lot coverage

ADU rules for Bellingham, 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 509 Bayside Rd, Bellingham, WA, 98225?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 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 1,000 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 up to 5,500 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit. Additional factors may affect feasibility.

Multi Family

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 5,500 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 509 Bayside Rd, Bellingham, WA, 98225

Zoning Jurisdiction

BELLINGHAM

Parcel ID

17993

Property Type

Single Family

Zone

RS

Year Built

1972

Lot Size

23,522 sq ft

Gross Building Area

4,588 sq ft

Gross Floor Area

3,731 sq ft

Estimated

Living Area

2,875 sq ft

Basement Area

0 sq ft

Impervious Surface

4,588 sq ft

Estimated
19.5%of lot coverage

ADU rules for Bellingham, WA

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

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