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What Are You Allowed to Build at 3865 S 16th St, Tacoma, WA, 98405?

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 1,446 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 3865 S 16th St, Tacoma, WA, 98405

Zoning Jurisdiction

TACOMA

Parcel ID

3910000090

Property Type

Single Family

Zone

UR-1

Year Built

1910

Lot Size

5,998 sq ft

Gross Building Area

2,622 sq ft

Gross Floor Area

2,152 sq ft

Estimated

Living Area

1,683 sq ft

Basement Area

0 sq ft

Impervious Surface

2,622 sq ft

Estimated
43.7%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 3865 S 16th St, Tacoma, WA, 98405?

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 1,446 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 3865 S 16th St, Tacoma, WA, 98405

Zoning Jurisdiction

TACOMA

Parcel ID

3910000090

Property Type

Single Family

Zone

UR-1

Year Built

1910

Lot Size

5,998 sq ft

Gross Building Area

2,622 sq ft

Gross Floor Area

2,152 sq ft

Estimated

Living Area

1,683 sq ft

Basement Area

0 sq ft

Impervious Surface

2,622 sq ft

Estimated
43.7%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.