Detroit, MI is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at the 2020 census, making it the 27th-most populous city in the United States. The metropolitan area, known as Metro Detroit, is home to 4.3 million people, making it the second-largest in the Midwest after the Chicago metropolitan area, and the 14th-largest in the United States. Regarded as a major cultural center, Detroit is known for its contributions to music, art, architecture and design, in addition to its historical automotive background. Time named Detroit as one of the fifty World's Greatest Places of 2022 to explore.

Detroit is a major port on the Detroit River, one of the four major straits that connect the Great Lakes system to the Saint Lawrence Seaway. The City of Detroit anchors the third-largest regional economy in the Midwest, behind Chicago and Minneapolis–Saint Paul, and the 16th-largest in the United States. Detroit is best known as the center of the U.S. automobile industry, and the "Big Three" auto manufacturers General Motors, Ford, and Stellantis North America (Chrysler) are all headquartered in Metro Detroit. As of 2007, the Detroit metropolitan area is the number one exporting region among 310 defined metropolitan areas in the United States. The Detroit Metropolitan Airport is among the most important hub airports in the United States. Detroit and its neighboring Canadian city Windsor are connected through a highway tunnel, railway tunnel, and the Ambassador Bridge, which is the second-busiest international crossing in North America, after San Diego–Tijuana. Both cities will soon be connected by a new bridge currently under construction, the Gordie Howe International Bridge, which will provide a complete freeway-to-freeway link. The new bridge is expected to be open by 2024.