Service alerts
Ongoing: Stop #1230 Union St & 4th Ave (WB) relocated through Fri Mar 29 2024.
Route 550
Routes 550 & 556
Routes 550 & 556
Change to alert communication
You can view ST Express trip cancelations and alerts on our alerts page or by navigating to your route using the Find schedule tool above.
You can view elevator outages on our alerts page or by navigating to individual station pages using the Find stop or station tool above.
SEPT. 18-24
Rail Safety Week 2023
Operation Lifesaver’s annual event is a collaborative effort to save lives by raising awareness about track safety.
Reduced fares
See if you qualify for a reduced fare
Upcoming events
Seahawks vs. Carolina Panthers
Ride Sounder to the Seahawks game at Lumen Field! Sounder Schedule Sound…
Board of Directors Meeting
The Board establishes policies and gives direction and oversight. It is…
Mariners vs. Texas Rangers
Ride Sounder to cheer on the Seattle Mariners at T-Mobile Park. Inbound…
Sound Transit Citizens Accessibility Advisory Committee
Founded in 1999, the Citizens Accessibility Advisory Committee (CAAC) provides…
Canceled - Ballard Link Extension: CID Night Market information booth
This event has been canceled by the organizers. We plan to attend more events…
Board and committee meetings
Join Board meetings via Webex
The Board and Committees are meeting in the Ruth Fisher Board Room and via WebEx, which you can join from each meeting's calendar event.

System expansion
Planning and building fast, reliable transit
New voter-approved Link light rail, Sounder train and ST Express bus rapid transit projects are underway. See how this new service can get you to your destination.
Did you know?
Our buses and trains are fully accessible
From paying your fare and navigating stations to boarding and riding transit vehicles, we've designed Sound Transit to be accessible for all.