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.

    Meeting Notice
    June 26, 2018 – 3:00 pm
    Finance Committee Meeting
    City Hall, Mackinac Island, Michigan

    June 27, 2018 – 9:00 am
    Official Meeting
    City Hall, Mackinac Island, Michigan

    News & Events

    New video explains Mackinac Bridge Walk options, changes

    The 2018 Annual Bridge Walk will be on Labor Day,


    Text alerts now available for Mackinac Bridge closures

    With the assistance of Mackinac County 911/Emergency Management, you can sign up now 


    MacPass Online Access

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

    April Traffic Report

    Robert J. Sweeney, Executive Secretary of the MBA,


    Mackinac Bridge Authority celebrates 60th anniversary with set of commemorative posters

    3In honor of the upcoming 60th anniversary of the Mackinac Bridge linking Michigan’s upper and lower peninsulas,