A Sound Transit express bus on the freeway with the Seattle sports stadiums in the distance.
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Service alerts
Snow re-route Nov 30 - 9:16 p.m.

ST Express Snow Reroutes - Expect Delays

Routes 522, 542, 545, 550, 554 & 556

Announcement Nov 28 - 6:11 p.m.

Prepare for Winter Weather Conditions

Several Routes, 1 Line, N Line, S Line & T Line

Reroute Nov 30 - 1:04 p.m.

ST Express Route 545 | Construction Reroute | 11/30

Route 545

Single tracking Nov 29 - 6:36 p.m.

Single Tracking | Overnight | 11/28 - 12/05

1 Line

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Upcoming events
Dec 1

Rider Experience & Operations Committee Meeting

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

Dec 6

Sound Transit Citizens Accessibility Advisory Committee

Founded in 1999, the Citizens Accessibility Advisory Committee (CAAC) provides…

Dec 6

Everett Link Extension: Elected Leadership Group Meeting #6

The Elected Leadership Group will review initial costs and level two analyses…

Dec 8

Executive Committee Meeting

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

Dec 8

System Expansion Committee Meeting

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

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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

Check out some fresh pics of testing on the East Link extension.

Shared bikes and scooters are a new and growing part of the transportation system in the communities Sound Transit serves.

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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