The Burien City Council adopted the Critical Area Ordinance on December 8, 2025.
Under Washington State Law, all counties and cities are required to conduct a periodic review and update their critical areas regulations in accordance with RCW 36.70A.130. The City of Burien’s Community Development Department updated the City’s Critical Areas Ordinance (CAO) as a part of implementing Burien 2044 Comprehensive Plan and as required by the Growth Management Act.
The Critical Area Ordinance Amendments go into effect on December 30, 2025. See the official zoning map and a clean version of the code amendments here until the online Burien Municipal Code is updated.
Use the Interactive map to see if your property is located within a critical area.