The term Miami (Florida County) is represented by the crossword solution DADE (4 letters). Dade County is located in the southeastern part of the U.S. state of Florida and is the most populous county in the state. It is home to the city of Miami, the county seat, as well as many other cities and towns. The county was named after Major Francis L. Dade, a soldier killed in 1835 during the Second Seminole War.