The next Highline Forum will be Wednesday, Nov. 19, 2025 at SeaTac City Hall, from 2:30–4:30 p.m.

This forum will be held in a hybrid format, both in-person in the City Council Chambers at SeaTac City Hall (4800 S. 188th Street, SeaTac, WA 98188; map below) and via MS Teams.

If you’re interested in attending, please email Dave Kaplan at Kaplan.D@PortSeattle.org and let him know whether you plan to attend in-person or virtually; put “Highline Forum RSVP” in the subject line.

On the Agenda:

Following introductions from Co-Chair Commissioner Sam Cho and public comment, the City of SeaTac will provide a host update before briefings from WSDOT on the SR 509 Completion Project and from Sound Transit on current South King County initiatives.

There will also be a local transportation roundtable with participating jurisdictions, an update from the Port of Seattle’s StART noise and aviation group, and a discussion on selecting 2026 co chairs, hosts, and future topics, with adjournment at 4:30 p.m.  

  • Public comments;
  • Presentation by host City of SeaTac;
  • Update on the Puget Sound Gateway SR 509 Extension Project from Project Program Administrator John White;
  • Update on the Federal Way Link Extension and other service enhancements in South King County by South King County Director of Government and Community Relations Katie Drewel;
  • Round-the-table update on local transportation projects from any of the Forum city members wishing to share; and an update on StART from Acting Aviation Managing Director Arif Ghouse.

The Forum will also discuss potential topics for 2026, which jurisdiction will host which meeting, and those interested in serving as Community Co-Chair.

Public Comments

The Highline Forum will be held in-person and virtually, in a hybrid format. During the regular order of the agenda, those wishing to provide public comment will have the opportunity to:

  • Deliver public comment via email: All written comments received by email to Kaplan.D@PortSeattle.org will be distributed to Forum members.
  • Deliver public comment via MS Teams: To take advantage of this option, please email Kaplan.D@PortSeattle.org with your name and the topic you wish to speak to by 9:00 a.m. PT on Wednesday, November 19. You will then be provided with a link to join the MS Teams meeting.
  • Deliver public comment in person: Sign up to speak on your arrival to the physical meeting location. To take advantage of this option, please arrive at least 15 minutes prior to the start of the meeting.

Parking

There is plenty of parking at SeaTac City Hall.

Download Nov. 19, 2025, Forum Agenda here.

  • WHEN: Wednesday, November 19, 2:30–4:30 p.m.
  • WHERE: SeaTac City Hall, City Council Chambers, 4800 S. 188th Street, SeaTac, WA 98188