It spans the Straits of Mackinac, a body of water connecting Lake Michigan and Lake Huron, two of the Great Lakes. Opened in 1957, the 26,372-foot-long (4.995 mi; 8.038 km) [1] bridge is the world's 27th-longest main span and is the longest suspension bridge between anchorages in the Western Hemisphere. [5] .

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 ...

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!

Jan 28, 2025 · Mackinac Bridge, long-span suspension bridge, spanning the Mackinac Straits from the Upper to the Lower Peninsula of Michigan, U.S. It is the third longest suspension bridge in the United States, measuring 8,344 feet (2,543 meters) between the main anchorages.

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.

Aug 21, 2024 · Ready to learn some Mackinac Bridge facts? One of the major tourist attractions in Michigan, this bridge that spans the Mackinac Straits (where Lake Huron and Lake Michigan meet), plays an important role in Michigan history.

With a total span of approximately 5 miles, the Mackinac Bridge connects the Upper and Lower Peninsulas of Michigan uniting the communities of Mackinaw City and St. Ignace, Michigan. The main bridge cables are made from 42,000 miles of wire and the towers stand 554 feet above the water and 210 feet below to the bedrock.

The Mackinac Bridge is the longest suspension bridge in the Western Hemisphere with 7,400 feet of roadway suspended in the air over the straits of Mackinac. Total length of the bridge, including its approaches, is approximately five miles.

Discover the fascinating history and facts about the iconic Mackinac Bridge, an engineering marvel connecting Michigan's peninsulas.

Plan to spend at least an hour learning about this 17th-century French explorer and the Native Americans who lived here by following a 15-station outdoor interpretive trail. It’s a superb place to picnic and you can take longer hikes along a stretch of the North Country Trail.