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.

The Mackinac Bridge is currently the seventh-longest suspension bridge in the world by total suspended length, and the longest suspension bridge in the western hemisphere. The bridge opened to traffic on November 1, 1957. The following facts and figures are quoted from David Steinman’s book “Miracle Bridge at Mackinac”. LENGTHS Total Length of Bridge (5 […]

Mackinac Bridge Authority; N 415 I-75; St Ignace, MI 49781 (906) 643-7600; Contact Us; Sunday, Feb 02 - 8:13 AM High Wind Warning Full condition report. Tolls & Traffic. Toll Schedule; Transport Services; Current Bridge Conditions; Rules …

Currently there are no significant weather conditions to report to motorists planning to cross the Mackinac Bridge. When you are traveling in the Straits area, please tune to AM radio 530 or 1610 for condition updates. We hope that your trip is enjoyable and that you'll visit the Straits of Mackinac often. Have a safe and pleasant trip!

The bridge was officially begun amid proper ceremonies on May 7 & 8, 1954, at St. Ignace and Mackinaw City. The bridge opened to traffic on November 1, 1957 according to schedule, despite the many hazards of marine construction over the turbulent Straits of Mackinac. The last of the Mackinac Bridge bonds were retired July 1, 1986.

The Mackinac Bridge is currently the seventh-longest suspension bridge in the world by total suspended length, and the longest suspension bridge in the western hemisphere. In 1998, the Akashi Kaikyo Bridge in Japan became the longest in the world, stretching 12,826 feet when measured by total suspended length. The Mighty Mac is unique among other […]

The Mackinac Bridge currently accepts the following payment types at our toll booths: cash, credit/debit cards, Apple Pay, or Google Pay. If you are a frequent crosser or would like the convenience of a prepaid account, check out our MacPass.While all these payment types are accepted, cash, Apple Pay, Google Pay, and MacPass are quicker transactions than …

MacPass is the Mackinac Bridge Authority’s exclusive prepaid toll-account program, which uses windshield-mounted stickers to keep customers rolling with the quickest and easiest toll payment. MacPass customers can use toll lanes designated for MacPass by the overhead signs, or any open lane. Using MacPass means that customers don’t need to worry about carrying cash or […]

The Mackinac Bridge is located on Interstate 75 in northern Michigan at the Straits of Mackinac. The bridge connects Michigan’s upper and lower peninsulas. Mackinaw City is located at the south end of the bridge. St. Ignace is located at the north end of the Mackinac Bridge.

The Mackinac Bridge is currently the fifth longest suspension bridge in the world. In 1998, the Akashi Kaikyo Bridge in Japan became the longest with a total suspension of 12,826 feet. The Mackinac Bridge is the longest suspension bridge in the western hemisphere. The total length of the Mackinac Bridge is 26,372 feet. The length …