Link light rail is now trending to open for service on Mercer Island and begin zooming across the Interstate 90 floating bridge to Seattle in early 2026, according to Sound Transit.

Sound Transit’s previous target for the regional connection was December of 2025, and it explained in a May 20 update on its site that the reason for the delay is “based on our rate of progress over the last few months, the time needed to address some remaining construction issues, and the need to protect more time in our schedule for testing, training, and simulated service.”

Following the May 10 opening of the 2 Line extension to downtown Redmond, there are now two of 12 stations remaining to open for service and connect light rail across Lake Washington: Mercer Island and Judkins Park in Seattle.

The firs

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