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​Regional transportation

Efficient regional transportation is a top priority for the Port of Seattle, whether it’s moving freight to and from the shipping terminals, getting passengers and goods to Seattle-Tacoma International Airport or cruise terminals, or providing access to other port properties.

esri map of transp. investments

The Port of Seattle has invested nearly $500 million in transportation improvements in King County over the past 20 years and works in collaboration with partner agencies to leverage investments and develop transportation systems that are key to the region's long-term vitality. The interactive map above displays the projects we have supported.

You may also find more information about projects in the left navigation of this page.

Transportation and the Arena memorandum of understanding

Port Commission EIS Response Letter to Mayor McGinn, 9/30/2013

Port Staff EIS Response Letter: Comments on the Draft EIS (DEIS) for Proposed Seattle Arena

Arena Statement from Port Commission, 9/12/12

Commission Motion on Arena Siting, 8/7/12, after "Port Commission Briefing on Potential Transportation, Economic and Land Use Implications of a Proposed SoDo Arena"

Port of Seattle Commission, Arena MOU letter signed 5/22/12