Can you build a duplex in Tacoma, WA?
Older reference material shows limited two- and three-family dwellings in R-2SRD by conditional use permit, but the source set does not include Tacoma’s current urban residential and middle housing use table.
Confidence: low · Last researched June 2026
Dimensional standards in Tacoma, WA
| R-1 Single-Family Dwelling District — minimum standard lot size | 7,500 sq. feet |
| R-1 Single-Family Dwelling District — small lot size | 6,750 sq. ft. |
| R-1 Single-Family Dwelling District — minimum front setback | 25 feet |
| R-2 Single-Family Dwelling District — minimum standard lot size | 5,000 sq. feet |
| R-2 Single-Family Dwelling District — small lot size | 4,500 sq. ft. |
| R-2 Single-Family Dwelling District — minimum front setback | 20 feet |
Related questions
Are ADUs allowed in Tacoma, WA?
A non-city historic preservation source states ADUs are allowed in Tacoma’s two residential local historic districts.
What are the setback requirements in Tacoma, WA?
Setbacks vary by district. Examples — R-1 Single-Family Dwelling District: 25 feet; R-2 Single-Family Dwelling District: 20 feet. Always confirm the exact yard requirements for your district with Tacoma, WA.
What is the minimum lot size in Tacoma, WA?
Minimum lot size depends on the zoning district — R-1 Single-Family Dwelling District: 7,500 sq. feet; R-1 Single-Family Dwelling District: 6,750 sq. ft.; R-2 Single-Family Dwelling District: 5,000 sq. feet; R-2 Single-Family Dwelling District: 4,500 sq. ft..
Full investor analysis
The full Tacoma, WA report breaks down duplex and 2–4 unit feasibility by district, the approval path, and the density/dimensional limits that decide whether the numbers work. First town report is free.
Get the full Tacoma, WA report free →More about Tacoma, WA zoning
- Can you build an ADU in Tacoma, WA?→
- Are short-term rentals allowed in Tacoma, WA?→
- Is mixed-use development allowed in Tacoma, WA?→
This summary is AI-generated from public municipal sources and is not legal, engineering, or land-use advice. Always verify zoning with Tacoma, WA officials before making decisions.
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