South King County


Read the South King County 2020 Progress Report

More transit for South King County

During the next five years, getting around is getting easier. Learn more about Sound Transit's progress building and operating an expanding system in South King County and how you can let us get you where you need to go.

Travel the Link route from Angle Lake to Federal Way.

2021

Link icon Link to Northgate

A 7-minute ride takes you from Husky Stadium to the new NHL practice facility at Northgate.

2022

Link icon Tacoma Link to Hilltop

Grab lunch in the Stadium District between classes at UW Tacoma.

Parking icon More parking

New garages at Puyallup (opens 2022) and Sumner (opens 2023) make it easier to leave the car behind and relax your way to work on Sounder.

2023

Link icon East Link to Redmond Technology

Ride from Northgate to the Microsoft campus, or hop on at Bellevue's new Spring District neighborhood or Mercer Island and cross Lake Washington to downtown Seattle or the U District.

2024

Link icon Extending Link north, south and east

Ungrip the steering wheel and fly by traffic on your way north to Lynnwood, south to Federal Way and east to Downtown Redmond.

BT icon Stride on up to new bus rapid transit

No schedule needed to get you to destinations on I-405, SR 518, SR 522 or NE 145th St. Step off a Stride bus and onto Link light rail at Shoreline, Lynnwood, Bellevue or Tukwila.

Parking iconMore parking

Lots more parking plus new bike and pedestrian paths give you more connections to transit at North Sammamish as well as Kent, Auburn, Edmonds and Mukilteo Sounder stations.

Features

  • 3 new stations: Kent/Des Moines near Highline College, S 272nd and Federal Way Transit Center.
  • 3,200 parking spaces and local bus routes to connect to stations.

2019 progress

  • Advanced route and station designs, acquired property and selected the design-build contractor. 

2020 look-ahead 

  • Groundbreaking and start of construction.

Learn more

2019 progress

  • With public input, the Board chose three sites to study in a Draft Environmental Impact Statement: one in Kent, two in Federal Way.
  • In 2021, the Board will choose the project location based on findings in the Final Environmental Impact Statement.

2020 look-ahead 

  • Draft Environmental Impact Statement is published in summer and public is encouraged to comment. Subscribe to project updates to be notified when you can comment.

Learn more

Features

  • 4 new stations: South Federal Way, Fife, Portland Avenue and Tacoma Dome.
  • New parking at South Federal Way and Fife, and local bus routes to connect to stations.

2019 progress

  • The Board chose a preferred alternative for route and station locations as well as other alternatives to study in a Draft Environmental Impact Statement, a critical milestone to keeping the project on schedule.
  • The Final Environmental Impact Statement will inform the Board's decision in 2022 of final route and station locations.

2020 look-ahead 

  • Learn more about route options and station area design refinements.

Learn more

Features

  • Kent garage at East James Street and Railroad Avenue North.
  • Auburn garage at 1st Street Northwest.
  • New garages at Puyallup and Sumner stations in Pierce County open in 2022 and 2023.

2019 progress

  • Input from local jurisdictions and public helped develop garage designs.

2020 look-ahead 

  • Opportunity for public comment on visual design of garages. Subscribe to project updates for Kent and Auburn to be notified when you can comment on the visual design of the garages in 2020.

Learn more

Features

  • Sounder South Capacity Expansion to serve more riders could include additional service, expanding platforms to serve trains up to 10 cars long and other updates to Tukwila, Kent, Auburn and Pierce County stations.

2019 progress

  • Launched planning with initial public involvement to determine best investments.

2020 look-ahead 

  • Identify and begin planning first round of projects.

Learn more

Features

  • Stride, a new bus rapid transit (BRT) service, will offer fast, frequent and reliable bus travel to destinations on highways and arterials south, east and north of Lake Washington.
  • Buses run as often as every 10 minutes. Stations designed for fast arrivals and departures.
  • Connects to Link light rail at Tukwila, Bellevue and Lynnwood.

2019 progress

  • Improved design of Tukwila Station for faster access, cutting future travel time from Burien/Tukwila to Bellevue by 17% over initial projections.
  • Conducted outreach to inform and gather comments from communities along the route.
  • Performed fieldwork, technical analysis and environmental study.

2020 look-ahead 

  • Complete environmental review and begin final design.

Learn more