Spanning the Straits of Mackinac since 1957

  • Welcome to the Mackinac Bridge Website!

    Mission Statement: The Mackinac Bridge Authority is committed to preserve and maintain the State of Michigan’s single largest asset and one of the world’s leading suspension bridges to provide safe, pleasurable and expedient passage over the Straits of Mackinac for economic benefit and improved quality of life.



    News & Events

    Items up for auction

    2012 Dodge Ram Quad Cab 4x4 (2) Vermac Trailer Mounted Arrow Boards


    Mackinac Bridge Text Alert Notifications

    To be notified of closures, sign up for text message notification by texting MacBridge to 67283.  

    (989) 301-4488

    MacPass Online Access

    Do you have an existing account and want online access?  Email DorenbeckerC@Michigan.gov to find out how.

    December Traffic Report

    Robert J. Sweeney, Executive Secretary of the MBA,