Mackinac Bridge Authority

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

    January Traffic Report

    Robert J. Sweeney, Executive Secretary of the MBA, reported today that 185,546 vehicles crossed the Mackinac Bridge during the month of January


    50th Anniversary Posters

    The Mackinac Bridge still has 50th anniversary posters to purchase.  Visit