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To learn about Sound Transit's current and planned projects explore the new System Expansion interactive map. This website is no longer being updated.

ST3 Events

SEATTLE (daytime)


Thursday, April 28

Union Station

401 S Jackson St.

11:30 a.m. – 1:30 p.m. with a presentation at 12:00 p.m.

Join Sound Transit and King County Metro for an open house about the future of mass transit in our region. Sound Transit is seeking public input on the ST3 draft plan, and King County Metro is seeking public feedback on its Long Range Plan. Attend to hear presentations, learn more about the plans and leave your feedback.