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What Are You Allowed to Build at 4518 E Lane Park Rd, Unincorporated (Spokane), WA, 99021?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 800 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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.

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 4518 E Lane Park Rd, Unincorporated (Spokane), WA, 99021

Zoning Jurisdiction

Spokane County

Parcel ID

373530301

Property Type

Single Family

Zone

LDR

Year Built

1979

Lot Size

20,908 sq ft

Gross Building Area

2,453 sq ft

Gross Floor Area

3,166 sq ft

Estimated

Living Area

3,166 sq ft

Basement Area

0 sq ft

Impervious Surface

2,453 sq ft

Estimated
11.7%of lot coverage

ADU rules for Unincorporated Spokane, 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 4518 E Lane Park Rd, Unincorporated (Spokane), WA, 99021?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 800 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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.

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 4518 E Lane Park Rd, Unincorporated (Spokane), WA, 99021

Zoning Jurisdiction

Spokane County

Parcel ID

373530301

Property Type

Single Family

Zone

LDR

Year Built

1979

Lot Size

20,908 sq ft

Gross Building Area

2,453 sq ft

Gross Floor Area

3,166 sq ft

Estimated

Living Area

3,166 sq ft

Basement Area

0 sq ft

Impervious Surface

2,453 sq ft

Estimated
11.7%of lot coverage

ADU rules for Unincorporated Spokane, WA

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

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