Harrison County and the Mississippi Gulf Coast are served by a number of ports, including two deepwater ports.
- Mississippi State Port at Gulfport
- Deep water port, 16 miles from shipping lanes and 5 nautical miles from inter-coastal waterway
- Intermodal access for vessel-to-vessel, vessel-to-rail, vessel-to truck transfer
- Located in Harrison County, is a bulk, break-bulk and container seaport, encompassing 184 acres and currently under expansion. Located one and a half hours from major shipping lanes and only seven miles south of U.S. Interstate 10.
- Port of Gulfport is undergoing a massive restoration and redevelopment project, referred to as the “Port of the Future.” $570 million has been allocated for initial development of the plans, designed by CH2M Hill.
- Industrial Seaway
- Channel for barge traffic
- Connects to Inter-coastal waterway
- Port Bienville
- To the west, in Hancock County
- Shallow draft (12 feet) barge port
- Port of Pascagoula
- To the east, in Jackson County
- Full service, deep water
- Biloxi Port – Small Craft Harbor
- Gulfport Small Craft Harbor
- Long Beach Small Craft Harbor
- Pass Christian Small Craft Harbor
