Sector Jacksonville was established on August 16, 2005 from the reorganization and consolidation of Group Mayport, Base Mayport. Sector Jacksonville is located on six acres of land adjacent Naval Station Mayport, along the St. Johns River in Mayport, FL. The mission of Sector Jacksonville is to provide unified command and control for accomplishing Coast Guard mission objectives. Sectors provide strategically guided, goal focused, and high performance service delivery across the full range of Coast Guard missions.
Sector Jacksonville’s Area of Responsibility (AOR) encompasses 40,000 square miles of ocean and inland waterways. Within the Sector's AOR are 190 miles of coastline stretching from King’s Bay, GA to Port Malabar, FL. Along this coastline are 10 inlets, most of which provide safe passage to inland waterways. Inland waters within the AOR include 248 miles of the Intracoastal Waterway (ICW), 161 miles of the St. John's River, and numerous rivers, creeks, and marshes.
To cover this diverse and challenging AOR, Sector Jacksonville utilizes Multi-Mission Station Mayport and Security Detachment Mayport, Station Ponce de Leon Inlet, and Station Port Canaveral, FL. In addition, Sector Jacksonville is parent command to four cutters, MARIA BRAY, KINGFISHER, SHRIKE, HAMMER, two Aids to Navigation teams located at Ponce de Leon and Jacksonville Beach and MSD Canaveral.
Located within Sector Jacksonville’s AOR are five Department of Defense installations, U.S. Eastern Space and Missile Center, the Naval Ordnance Test Unit and Kennedy Space Center.
Sector Jacksonville is responsible for all Coast Guard missions in the Jacksonville Captain of the Port (COTP) zone and AOR including Search and Rescue, Ports Waterways and Coastal Security, Waterways Management, Maritime Homeland Security, Marine Science Activities, Aids to Navigation, and finally Command and Logistical Support.