Sister cities of Hialeah, Florida

Hialeah (pronounced/ˌhaɪəˈliːə/) is a city in Miami-Dade County, Florida, United States. The 2010 United States census recorded a population of 224,669, a decrease of 0.8% from the 2000 census. Hialeah is the sixth-largest city in the state, a major municipality within the Greater Miami and South Florida metropolitan areas, and the tenth-largest city in the United States among cities with a population density of more than 10,000 people per square mile.

The city's name is most commonly attributed to Muskogee origin, "Haiyakpo" (prairie) and "hili" (pretty) combining in "Hialeah" to mean "pretty prairie". Alternatively, the word is of Seminole origin meaning "Upland Prairie". The city is located upon a large prairie between Biscayne Bay and the Everglades.

Hialeah has the second highest percentage of Cuban and Cuban American residents of any city in the country. Hialeah is also the densest American city in terms of population not to feature a skyscraper.

Hialeah is served by the Miami Metrorail at Okeechobee, Hialeah, and Tri-Rail/Metrorail Transfer stations. The Okeechobee and Hialeah stations serve primarily as park-and-ride commuter stations to commuters and residents going into the inner city Miami, and Tri-Rail station to Miami International Airport and north to West Palm Beach.