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Landmarks Commission - Historic Preservation

Learn more about the Landmarks Commission.

The Landmarks Commission was established in 1980 by Ordinance 10474 (KCC 20.62) (91KB). The commission's goal is to ensure that the historic places, material culture, and traditions which best reflect the region's 13,000 years of human history are preserved for future generations.

Historic and archaeological landmark properties include:

  • Buildings
  • Sites
  • Districts
  • Objects
  • Structures

Read the Rules and Regulations of the King County Landmarks Commission (89KB)

Change/alter a Landmark property

Find out how to apply to alter a Landmark property.

Become a Landmarks Commissioner

Read how to become a Landmarks Commissioner.

Landmarks Commissioners

Learn about King County's current Landmarks Commissioners.

Meetings and hearings notices

Find meetings schedules, agendas, minutes, and notices of public hearings.