The Miami metropolitan area is a coastal metropolitan area in southeastern Florida. It is the sixth-largest metropolitan statistical area (MSA) in the United States, the third-largest metropolitan area in the Southern United States, and the largest metropolitan area in Florida. It is also known as South Florida, SoFlo, SoFla, the Gold Coast, Southeast Florida, the Tri-County Area, or Greater Miami, and officially as the Miami–Fort Lauderdale–West Palm Beach Metropolitan Statistical Area. With a population of 6.45 million, its population exceeds 31 of the nation's 50 states as of 2023. It comprises the three most populated counties in the state, Miami-Dade County, Broward County, and Palm Beach County. Miami-Dade County, with 2,701,767 people in 2020, is the seventh-most populous county in the United States.