Tamiami is a census-designated place in Miami-Dade County, Florida, United States. It is part of the Miami metropolitan area of South Florida. The population was 54,212 at the 2020 census. The name Tamiami is a portmanteau of the phrase "Tampa to Miami". The Tamiami Trail, a roadway that goes through the Everglades, connecting the two cities…Tamiami is a census-designated place in Miami-Dade County, Florida, United States. It is part of the Miami metropolitan area of South Florida. The population was 54,212 at the 2020 census. The name Tamiami is a portmanteau of the phrase "Tampa to Miami". The Tamiami Trail, a roadway that goes through the Everglades, connecting the two cities, was the reason for this combination. The CDP is pronounced the same way its namesake is, which is "tammy-ammy", not "tam-my-ammy".