Sound Transit

Seattle, WA 98104


About Sound Transit


401 South Jackson Street
Seattle, WA 98104

More Info on Sound Transit

Sound Transit
Soundt Logo 11178284

Sound Transit plans, builds and operates express bus, light rail and commuter train services. It serve the urban areas of King, Pierce and Snohomish counties.

Products and Press Releases

Sound Transit
Fare Collection

Sound Transit to begin fare inspections at Link stations June 3

May 29, 2024
The first phase of the new program will see fare ambassadors test several methods of platform inspections before the Aug. 30 opening of the 1 Line expansion to Lynnwood.
Sound Transit

Sound Transit’s Lynwood Link extension to open Aug. 30

April 5, 2024
The 8.5-mile segment will add four new stations, with trains running approximately every eight minutes.
Los Angeles World Airports

Sound Transit appoints Terri Mestas as first deputy CEO for megaproject delivery

March 29, 2024
The new position created by Sound Transit will help lead the development of the agency’s concurrent projects quickly and effectively and bring forth ways to accelerate project...
Sound Transit
Seating, Fabrics and Flooring

Sound Transit to begin installing vinyl seat covers on Link light-rail vehicles

March 18, 2024
The agency expects 10 cars to be fitted with the seat inserts by mid-March as part of a new three-month pilot to improve seating on Link light-rail vehicles.
Sound Transit

Sound Transit to mitigate crowding when Lynnwood Link extension opens

March 11, 2024
Among the steps the agency is proposing are increased storage capacity for trains, which allows for more frequent service during peak hours, and alternative bus service between...
Power Converters, Battery Chargers and Inverters

Sound Transit to utilize wireless charging along Stride BRT corridor

Feb. 22, 2024
InductEV's wireless charging technology will ensure Sound Transit is prepared for a new installment of 33 added battery-electric double-decker buses.
Sound Transit
Mobile Applications

New app helps riders with mobility needs navigate two Sound Transit stations 

Feb. 21, 2024
GoodMaps uses a riders’ phone camera to detect their location with an accuracy of up to two inches and allows riders to receive voice, visual or haptic signal instructions to ...
Sound Transit

Initial segment of Sound Transit’s Link 2 Line to open April 27

Feb. 19, 2024
The 6.5-mile segment of the East Link Extension includes eight new stations in Bellevue and Redmond, Wash.
Alexander Dennis
Hybrid, Hydrogen & Electric Vehicles

Sound Transit orders 33 electric double decker buses from Alexander Dennis

Feb. 13, 2024
The electric buses will serve the new Stride bus rapid transit and will be the introduction of Alexander Dennis’ electric bus technology to North America.
Sound Transit

Sound Transit’s Stride BRT to be part of new regional transportation system to improve I-405 commute

Jan. 24, 2024
In partnership with WSDOT, the I-405 Stride BRT includes the S1 Line between Burien and Bellevue scheduled to open in 2028, the S2 Line between Bellevue and Lynnwood scheduled...

Articles & News

Sound Transit

First portion of Sound Transit Link 2 Line begins service

April 29, 2024
The 6.6-mile initial segment of the Link 2 Line includes eight stations, with service every 10 minutes, 16 hours a day, seven days a week.
Glenn Landberg/Sound Transit

Vehicle Design: Managing Wheel/Rail-Generated Noise and Vibration from the Ground Up

April 16, 2024
In the first of a two-part series, the relationship between vehicle and track design is examined to understand how the affiliation can mitigate vibration and noise on rail transit...
King County Metro

King County Executive Constantine proposes new transit services to King County Metro bus network

Feb. 9, 2024
If the proposed changes are adopted by the King County Council, initial upgrades to the King County Metro bus network will begin with the Aug. 31 service change alongside the...
Background image: Sound Transit/Headshot: GRTC

Julie Timm to leave Sound Transit Jan. 12, 2024

Dec. 13, 2023
Since joining Sound Transit in September 2022 as CEO, Timm has overseen a renewed emphasis on the rider experience.
Mass Transit/Mischa Wanek-Libman
Members of TriMet's Community Safety Team checking a train in downtown Portland, Ore., in April 2023.
Safety & Security

UW Study Shows Riders Risk of Secondhand Drug Exposure Minimal; Additional Study is Needed to Assess Risk to Operators

Oct. 3, 2023
The five transit agencies in Washington State and Oregon that commissioned the first-of-its-kind study are putting mitigation recommendations into practice to keep riders and ...
University of Washington
Safety & Security

UW study finds traces of drugs on transit buses at levels unlikely to cause risks to worker health

Sept. 8, 2023
The study found fentanyl and methamphetamine on board numerous transit vehicles, but the positive samples contained small amounts that are unlikely to cause acute medical conditions...
Sound Transit
Testing on the initial phase of Sound Transit's 2 Line, which is set to open for service in spring of 2024.

Sound Transit to open starter 2 Line in spring 2024

Aug. 25, 2023
The first portion of the East Link light-rail project will open with eight stations between the South Bellevue and Redmond Technology stations.
Sound Transit
Sound Transit began simulated service testing of the Hilltop Tacoma Link Extension.

Sound Transit begins simulated service testing on Hilltop Tacoma Link Extension

July 14, 2023
The 2.4-mile light-rail extension includes six new stations and one relocated station that will link the Theater District up to the Stadium District and south to St. Joseph.
Glenn Landberg / Sound Transit
A Link train pulls into Tukwila International Boulevard Station during an evening commute.

How Sound Transit Controls Train-Borne Noise

June 6, 2023
By diving deep into noise-measurement data and tapping industry expertise, Sound Transit has refined its wheel and rail maintenance programs to keep assets in a state of good ...
Sound Transit
A test train for the Hilltop Tacoma Link Extension operates along the project alignment in December 2022.

Sound Transit secures two TIFIA loans worth nearly $173 million

March 29, 2023
The loans will support construction of the 2.4-mile Hilltop Tacoma Link and the Lynwood Link Extension’s NE 130th Street Infill Station.

Videos & Resources

Weekly Transit Update 4/8/2016

Weekly Transit Update 4/8/2016

April 9, 2016
Your weekly update features BART's Fleet of the Future, rabbittransit's driver recruitment campaign, Valley Metro Bus Rodeo, Sound Transit's Northgate Link Extension and a behind...
Northgate Link Extension TBM Cutterhead Being Lifted Out of UW Retrieval Shaft

Northgate Link Extension TBM Cutterhead Being Lifted Out of UW Retrieval Shaft

April 8, 2016
The cutterhead measures 21 ½ feet in diameter. Sound Transit’s tunneling contractor JCM Northlink will spend the next few weeks removing the 600-ton, 333-foot long machine from...

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All content from Sound Transit

Sound Transit

Sound Transit Board approves Goran Sparrman’s appointment as interim CEO

Jan. 12, 2024
Sparrman will succeed Julie Timm, who is returning to the East Coast to take care of family matters.
Sound Transit

Sound Transit Board of Directors to consider one-year appointment of Goran Sparrman as interim CEO

Jan. 10, 2024
Sparrman is the current business development officer and vice president at HNTB Corporation and has more than 30 years of experience in the public and private sector.

Sound Transit’s Link light-rail service to be disrupted for three weeks for service improvements

Jan. 8, 2024
The work is essential to improving the state of the system, as Sound Transit prepares for growth later in 2024 and beyond.
Sound Transit
Fare Collection

Sound Transit Board of Directors approves Link light-rail flat fare

Dec. 18, 2023
The new fare structure takes effect in fall 2024 with the opening of Lynnwood Link Extension and will not affect ORCA LIFT fares or senior/disabled fares.
Sound Transit
Fare Collection

Sound Transit to begin issuing fare violations Nov. 15

Nov. 3, 2023
On the third and fourth interactions without proof of payment, passengers will be issued violations that can be resolved through an online class, engagement activity or fine.
Sound Transit

Sound Transit enters pre-revenue phase on East Link light-rail extension project

Nov. 1, 2023
The phase includes training for operators and maintenance staff and continued testing to ensure stations, tracks, utilities and vehicles work together as expected in preparation...

Sound Transit Board awards $62.5 million design-build contract to Absher Construction of Puyallup for Kent Station parking garage

Oct. 30, 2023
The new parking garage will include a new structured parking facility, additional surface parking and other associated access improvements that will serve the Sounder S Line, ...
Sound Transit

Sound Transit celebrates opening of Hilltop Tacoma Link Extension

Sept. 18, 2023
The 2.4-mile Hilltop extension doubles the length of the T Line and includes seven new stations.
Sound Transit

Sound Transit, WSDOT break ground on Stride BRT project and NE 85th interchange in city of Kirkland

Sept. 13, 2023
The I-405 Stride BRT project includes the S1 Line between Burien and Bellevue scheduled to open in 2028 and the S2 Line between Bellevue and Lynnwood scheduled to open in 2029...