Miami-Dade County is the most populous county in the state of Florida, with an estimated population of 2,716,940 in 2020. With an area of 2,431 square miles (6,298 square kilometers), it is the seventh largest county in the United States by area.

The county seat and most populous city is Miami, and the county government is based in the county seat. Other major cities within Miami-Dade County are Hialeah, Miami Gardens, South Miami, Doral, and Key Biscayne.

The county is governed by a 13-member board of county commissioners, who appoint a county manager to oversee the county’s day-to-day operations.

Despite its large size, Miami-Dade County is relatively flat, with an elevation ranging from sea level to just 24.5 feet (7.5 meters) above sea level. The highest point in the county is located on a rocky hill within the Miami city limits.

The county is home to several major airports, including Miami International Airport (MIA), Miami – Fort Lauderdale International Airport (FLL), Miami-Opa Locka Executive Airport, and Miami Executive Airport.

Miami-Dade County is home to a significant number of cultural and historical attractions, including the Art Deco District, Fairchild Tropical Botanical Gardens, and Zoo Miami. The county is served by several public school districts, including Miami-Dade Public Schools and Florida International University.

For the most up-to-date and in-depth information, please check the public records links below.