New Orleans is a seaport city in southern Louisiana and the largest city in Louisiana. Administratively, it belongs to the same field as Orleans County. New Orleans is also a metropolis and economic city in the United States. In 20 13, New Orleans' GDP exceeded18 billion US dollars, making it the most economically developed city in the state. The urban population of New Orleans is 378,765,438+05 (2065,438+03) and the metropolitan population is 65,438+0,240,977 (2065,438+03).
In August 2005, New Orleans was hit by category 5 hurricane Katrina, which caused heavy losses. It led to a sharp decline in population. From 1997 in last century to 2004 in new century, the urban population of New Orleans has exceeded 790,000. However, with Hurricane Katrina in 2005, residents evacuated from New Orleans. Now, the population of this city is only over 370,000, which is the second big city in the United States after Detroit.