Which City In the United States Has the Busiest Port and How Big Is the Port of South Louisiana?

The Port of South Louisiana, outside New Orleans, Louisiana, is the nation’s busiest port and the world’s third busiest, when measured by tonnage handled.

The port is huge, extending 54 miles (87 km) along the Mississippi River.

More than 4,000 oceangoing vessels call there each year.

Most shipments leaving the port are corn, wheat, and soybeans.

The next busiest ports, in order, are Houston, Texas; New York, New York; New Orleans, Louisiana; and Baton Rouge, Louisiana.