Miami is the county seat of Florida's Miami-Dade County and the most populous city in the Miami metropolitan area. Miami is the most populous metro region in the Southern US after Washington, D.C. It is also one of the largest urban areas in the country, and a global city with the largest concentration of international banks in the United States.

Miami is broken into several areas: the North, South, West, and Downtown. Downtown Miami, located on the eastern side, is the heart of the city and includes Brickell and the Port of Miami, which is known as the Cruise Capital of the World. It's also the central business district for all of South Florida. South Beach is located to the east across the Biscayne Bay. Northwest of Downtown is Civic Center.

Miami, officially the City of Miami, is an American city that is the seat of Miami-Dade County, and is the cultural, economic and financial center of South Florida. The city covers an area of about 56 square miles (150 km2) between the Everglades to the west and Biscayne Bay to the east. Miami is the sixth most densely populated major city in the United States with an estimated 2018 population of 470,914.

The Miami metropolitan area is home to 6.1 million people, the second-most populous in the southeastern United States and the seventh-largest in the nation. The city has the third tallest skyline in the U.S. with over 300 high-rises, 55 of which exceed 490 ft (149 m).