How Tacoma Handles Zoning Overlays & Bonuses: A Practical Guide
Tacoma maintains 149 local ordinances across all categories, and 2 of those deal specifically with zoning overlays & bonuses. Here is a breakdown of what the city actually requires, what is prohibited, and where Tacoma falls on the strict-to-permissive spectrum compared to other cities.
Downtown Design Guide
Tacoma requires downtown buildings to meet ground-level facade, articulation, and construction-scale design standards under TMC § 13.06.100D, with compliance thresholds scaled to alteration size.
Key details: Governing section: TMC § 13.06.100D. Applies to: DCC, DMU, DR, WR downtown districts. Facade articulation interval: Every 40 feet on pedestrian streets. Full compliance trigger: Alterations over 200% of building value. Minimum street-level ceiling height: 12 feet.
Noncompliant new construction or substantial alterations can be denied a building permit or Urban Design Project Review approval by the City's Planning and Development Services Department.
Density Bonus Law
Tacoma's Urban Residential districts let middle-housing projects build more units and taller structures in exchange for providing affordable units or preserving an existing building on the lot.
Key details: UR-3 max density w/ Tier 2: 1 unit per 375 sq ft. Tier 1 requirement: 20% affordable or building retention. Tier 2 requirement: 100% units at deeper affordability. UR-3 height with bonus: up to 45 feet, 5 stories.
A project that doesn't meet the Tier 1 or Tier 2 public-benefit requirement builds under the district's standard density, height and setback limits: the bonus is not granted automatically.
The Bottom Line
Tacoma's zoning overlays & bonuses rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Tacoma is broadly strict or permissive.
All of the above reflects Tacoma's municipal code as of our last review. If you need specifics on fines, exemptions, or filing requirements, the detailed ordinance pages linked above have the full breakdown.