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What Are You Allowed to Build at 1421 S 86th St, Tacoma, WA, 98444?

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 3,599 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 927 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 1421 S 86th St, Tacoma, WA, 98444

Zoning Jurisdiction

TACOMA

Parcel ID

3805000187

Property Type

Single Family

Zone

UR-1

Year Built

1994

Lot Size

5,998 sq ft

Gross Building Area

2,788 sq ft

Gross Floor Area

2,671 sq ft

Estimated

Living Area

2,555 sq ft

Basement Area

0 sq ft

Impervious Surface

2,788 sq ft

Estimated
46.5%of lot coverage

ADU rules for Tacoma, 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 1421 S 86th St, Tacoma, WA, 98444?

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 3,599 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 927 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 1421 S 86th St, Tacoma, WA, 98444

Zoning Jurisdiction

TACOMA

Parcel ID

3805000187

Property Type

Single Family

Zone

UR-1

Year Built

1994

Lot Size

5,998 sq ft

Gross Building Area

2,788 sq ft

Gross Floor Area

2,671 sq ft

Estimated

Living Area

2,555 sq ft

Basement Area

0 sq ft

Impervious Surface

2,788 sq ft

Estimated
46.5%of lot coverage

ADU rules for Tacoma, WA

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

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