Miami-Dade County is one of the three counties in South Florida that make up the Miami-Ft. Lauderdale-West Palm Beach metropolitan area, which was home to an estimated 6,198,782 people in 2018. Miami-Dade also is heavily Hispanic, and was the most populous majority-Hispanic county in the entire country in 2020.
The county is home to 34 incorporated cities and many unincorporated areas.