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NAVAL AIR STATION JACKSONVILLE

also known as NAS Jacksonville · NAS Jax

East Coast home of the P-8A Poseidon and Navy maritime patrol aviation.

Established
1940
Type
Naval Air Station
Location
Jacksonville, FL
State
Florida
Coordinates
30.236°, -81.679°
Major Commands
7
Area
3,896 acres
Personnel
Approximately 23,000 active-duty, civilian, and contractor personnel

OVERVIEW

Naval Air Station Jacksonville is the U.S. Navy's principal East Coast maritime patrol and reconnaissance base, occupying nearly 3,900 acres along the western bank of the St. Johns River in Jacksonville, Florida. The installation is the East Coast master jet base for the P-8A Poseidon, the Navy's modern multimission maritime patrol aircraft, and is home to Patrol and Reconnaissance Wing 11, which oversees the Atlantic Fleet's maritime patrol squadrons.

Beyond its operational mission, NAS Jacksonville hosts a large portfolio of fleet support tenants. Fleet Readiness Center Southeast (FRCSE) — the Navy's largest industrial employer in Northeast Florida — performs depot-level maintenance, repair, and overhaul on a wide range of Navy and Marine Corps aircraft and engines. Naval Hospital Jacksonville is one of Navy Medicine's anchor East Coast medical centers, supporting roughly 163,000 active-duty, retired, and family beneficiaries across Northeast Florida and Southeast Georgia. Together with Naval Station Mayport and Naval Submarine Base Kings Bay, NAS Jacksonville anchors a regional Navy presence employing tens of thousands of military and civilian personnel across the lower St. Johns River basin.

KEY FACTS

  • MissionEast Coast P-8A Poseidon master jet base and maritime patrol hub
  • Major TenantPatrol and Reconnaissance Wing 11
  • Major Industrial TenantFleet Readiness Center Southeast (FRCSE) — depot-level aviation maintenance
  • HospitalNaval Hospital Jacksonville — major Navy Medicine East facility
  • RunwaysTwo parallel runways supporting jet and turboprop maritime aircraft

HISTORY

Naval Air Station Jacksonville was commissioned on October 15, 1940, on the grounds of the former Florida National Guard Camp Joseph E. Johnston, a World War I-era quartermaster training installation along the St. Johns River. The Navy chose the site for its protected river anchorage, mild climate, and proximity to the Atlantic, and quickly built it into one of the largest aviation training bases in the country. By 1943, NAS Jacksonville was graduating thousands of naval aviators each year and supporting subordinate auxiliary fields throughout Northeast Florida and Southeast Georgia.

After the war, the base transitioned from a training role into an operational fleet support installation. Through the 1950s and 1960s, NAS Jacksonville became a major anti-submarine warfare hub, hosting patrol squadrons flying the P-2 Neptune and, later, the P-3 Orion. During the 1962 Cuban Missile Crisis, NAS Jacksonville's maritime patrol squadrons flew round-the-clock surveillance flights over the Caribbean and the Florida Straits, tracking Soviet and Cuban shipping. The base's role expanded again with the consolidation of the Navy's industrial aviation maintenance footprint, as the Naval Air Rework Facility — later redesignated Fleet Readiness Center Southeast — grew into one of the Department of the Navy's largest industrial employers.

The Cold War era cemented NAS Jacksonville's role as the Navy's premier East Coast maritime patrol base, with multiple P-3C Orion squadrons rotating between Jacksonville and forward deployment sites in Iceland, the Azores, Diego Garcia, and the Western Pacific. Squadrons flew long-range patrols against Soviet submarines in the North Atlantic and Caribbean, conducted humanitarian and counter-narcotics missions, and supported every major U.S. naval contingency from Vietnam through the Gulf War.

The Navy's transition to the Boeing P-8A Poseidon began at NAS Jacksonville, with the first operational squadron — Patrol Squadron Sixteen (VP-16) "War Eagles" — accepting the type in 2012 and reaching initial operational capability in late 2013. The base subsequently transitioned all of its East Coast P-3C squadrons to the P-8A, finishing the changeover in the late 2010s. Today, NAS Jacksonville is the East Coast P-8A master jet base, supporting persistent maritime domain awareness across the Atlantic Ocean while sustaining its long-standing role as a major Navy industrial, aviation training, and medical hub.

MAJOR COMMANDS & TENANT UNITS

  • Patrol and Reconnaissance Wing 11
  • Fleet Readiness Center Southeast
  • Naval Hospital Jacksonville
  • Patrol Squadrons (P-8A Poseidon community)
  • Helicopter Maritime Strike Wing Atlantic (MH-60R Seahawk)
  • Sea Operational Detachment
  • Naval Computer and Telecommunications Station Jacksonville

LOCATION & GEOGRAPHY

Naval Air Station Jacksonville — Highlighted on U.S. map
HAWAIIALASKANaval Air Station Jacksonville
Address
Jacksonville, Florida (FL)
30.2358° N, 81.6786° W
View on Google Maps
Region
Jacksonville metropolitan area, Florida

NOTABLE EVENTS

  1. 1940
    Commissioned
    Commissioned in October 1940 on the site of the former Florida National Guard Camp Joseph E. Johnston.
  2. 1962
    Cuban Missile Crisis
    Maritime patrol squadrons flew round-the-clock surveillance during the Cuban quarantine.
  3. 2013
    P-8A Transition
    First operational P-8A Poseidon squadron stood up, replacing the legacy P-3C Orion.

NEARBY BASES

NEARBY · FL
Naval Station Mayport
NEARBY · GA
Naval Submarine Base Kings Bay
NEARBY · FL
Naval Air Station Key West
ALSO IN FLORIDA
Naval Air Station Pensacola
ALSO IN FLORIDA
Naval Station Mayport
ALSO IN FLORIDA
Naval Air Station Key West

FREQUENTLY ASKED QUESTIONS

Naval Air Station Jacksonville is located along the west bank of the St. Johns River in southwestern Jacksonville, Florida, about 9 miles south of downtown Jacksonville.

NAS Jacksonville is the East Coast home of the Boeing P-8A Poseidon maritime patrol aircraft. The base also supports MH-60R Seahawk helicopter operations and a variety of transient Navy, Marine Corps, and Coast Guard aircraft.

No. NAS Jacksonville and Naval Station Mayport are two distinct installations in the Jacksonville area. NAS Jacksonville is an air station along the St. Johns River, while Naval Station Mayport is a deep-water surface combatant port at the mouth of the river.

Fleet Readiness Center Southeast (FRCSE) is the Navy's major depot-level aviation maintenance facility based at NAS Jacksonville. It performs heavy maintenance, modification, and repair on Navy and Marine Corps aircraft and engines.

NAS Jacksonville has periodically hosted Sea & Sky air shows in coordination with the city of Jacksonville Beach. Schedules vary year to year — check the official base public affairs page for the latest information.

Naval Hospital Jacksonville, located on NAS Jacksonville, is one of Navy Medicine East's major military treatment facilities, serving active-duty members, retirees, and their families.

SOURCES

Last updated 2026-05-02
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