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.

Annual Bridge Walk

September 5, 2016
Mackinac Bridge Authority


September 4, 2016
Tri-County Bicycle Association

Late summer brings peak traffic, special events to the Mackinac Bridge

news Most would agree that summer goes by too fast in northern Michigan. But August doesn't just mark the end of summer at the Mackinac Bridge; it's the annual peak of traffic with a host of fun events ahead.

Mackinac Bridge Authority (MBA) Executive Secretary Bob Sweeney believes this … read more