Passengers check out the new Northgate Link station on October 1, 2021.
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Service alerts
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Partial service Dec 2 - 4:45 p.m.

ST Express trip cancellations | Dec 2

Route 550

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Reroute Nov 29 - 5:27 p.m.

SR-520 & NE 51 ST | Eastbound | Overnight | 11/29 - 12/03

Routes 542 & 545

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Upcoming events
Dec 5

Seahawks vs. San Francisco

Ride Sounder to cheer on our hometown team at Lumen Field. Remember - masks…

Dec 9
Dec 9

Executive Committee Meeting

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

Dec 9

System Expansion Committee Meeting

The System Expansion Committee oversees projects that expand transit options in…

Dec 13

ORCA Joint Board Meeting

Please note: In order to limit the spread of COVID-19 this meeting is taking…

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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

New stations in Northgate, Roosevelt, University District open to riders October 2! Goodbye I-5 traffic hassles!

See the latest light rail construction progress photos from the Lynnwood Link project.

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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 and contracts

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