Welcome, Sound Transit riders. Scroll down to find key information about all Sound Transit transit options in the Seattle area, like Sound Transit schedules, maps, and next departures. You'll find more complete information about Sound Transit and other transportation options in the Seattle area in our app.
Download TransitSee Available LinesSound Transit is a public transportation provider that serves the Seattle area. Sound Transit operates the following transit modes across the Seattle area: light rail, commuter rail and bus. In total, Sound Transit operates 3 light rail lines, 2 commuter rail lines and 18 bus lines. Sound Transit serves 407 stops or stations in the Seattle area.