Brickell (/ˈbrɪkəl/ BRIK-əl) is an urban neighborhood in Miami, Florida, United States. A neighborhood of greater Downtown Miami, Brickell is Miami and South Florida's major financial district.Brickell was settled in the modern era in the mid-1800s by early pioneers, growing to become Miami's "Millionaire's Row" in the early 1900s after the construction of lavish mansions along Brickell Avenue by Mary Brickell.