A Sounder Train at King Street Station with passengers walking on the platform.
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Service alerts
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Partial service May 12 - 5:40 a.m.

ST Express trip cancellations | May 12

Routes 542, 545, 550 & 556

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Stop closure Apr 24 - 2:59 p.m.

Puyallup Station | Temporary Stop Relocation

Route 578

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Elevator outage Apr 17 - 8:45 a.m.

Tukwila Int'l Blvd Station | Elevator Service Outage

1 Line

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Reroute Apr 13 - 12:14 p.m.

Downtown Seattle | Construction Reroute

Routes 590, 592, 594 & 595

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Elevator outage Apr 6 - 1:57 p.m.

University Street Station | Elevator Service Outage

1 Line

See all Service alerts
Upcoming events
May 25

Board of Directors Meeting

The Board establishes policies and gives direction and oversight. It is…

May 28

Mariners vs. Pittsburgh Pirates

Ride Sounder to cheer on the Seattle Mariners at T-Mobile Park. Inbound…

Jun 1

Executive Committee Meeting

The Executive Committee's responsibilities include oversight and review of…

Jun 1

Rider Experience & Operations Committee Meeting

The Rider Experience and Operations Committee oversees the agency's operating…

Jun 3

Sounders FC vs. Portland Timbers

Ride Sounder to cheer on our hometown team at Lumen Field. Sounder Train…

See all events

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.

The Platform

It’s been more than two years since we’ve taken over the escalators and elevators—or as we often call them, vertical conveyances—in the Downtown Seattle Transit Tunnel.

Did you know you can text the Sound Transit Security Desk to report anything amiss on board your train or at your station? 

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Read The Platform
Get to know us

Who we are

We're connecting more people to more places. Learn about the mission and values that drive Sound Transit employees everyday.

Now hiring!

We are looking for people to help us plan, build and operate one of the largest regional transit systems in the country.

Procurement, contracts, and agreements

Find open solicitations and learn more about how your business can work with Sound Transit.
Learn more about Sound Transit
Learn more about Sound Transit