List of currently active United States military watercraft

The following is a list of currently active United States military watercraft grouped by type of watercraft.

Aircraft Carriers

 * 10
 * (3+ Planned)

Amphibious Assault Ships

 * 1 (11 Planned)
 * 1
 * 8

Amphibious Transport Docks

 * 2
 * 6 (11 Planned)

Dock Landing Ships

 * 8
 * 4

Logistics Support Vessel

 * General Frank S. Besson-class logistics support vessel 8 (US Army)

Landing Craft

 * Landing Craft Air Cushion 74
 * Landing Craft Utility 1610, 1627 and 1646
 * LCM-8
 * Runnymede class large landing craft 35 (US Army)

Cruisers

 * 22

Destroyers

 * (3 Planned)
 * 61 (75 Planned)

Frigates

 * 13

Littoral Combat Ships

 * 1 (20 Planned)
 * 1 (12 Planned)

Mine Warfare

 * 14
 * HSV-2 Swift
 * SWATH 1 (MHS-1) (explosive ordnance disposal boat) 1

Patrol Ship

 * 10

Ballistic Missile Submarine

 * 14

Guided Missile Submarine

 * 4

Fast Attack Submarine

 * 8 (33 Planned)
 * 3
 * 42

Special Warfare

 * Combat Rubber Raiding Craft
 * Small unit riverine craft
 * Rigid Raider
 * Mark V Special Operations Craft

Swimmer Delivery Vehicles

 * Surface-Planing Wet Submersible 1
 * Advanced SEAL Delivery System 6
 * Swimmer Delivery Vehicle, Mk 8 10

Auxiliaries

 * See List of Military Sealift Command ships and Maritime Prepositioning ship



Replenishment ships

 * 1
 * Supply class fast combat support ship 4
 * 14
 * 15

Transport Ships

 * 8
 * 7
 * Shugart class cargo ship 3
 * Gordon class cargo ship 2

Tenders

 * USCG seagoing buoy tender
 * USCG coastal buoy tender
 * USCG inland buoy tender
 * USCG inland construction tender
 * 2

Icebreakers

 * USCGC Mackinaw (WLBB-30)
 * 9
 * 9

Surveillance and intelligence vessels

 * USNS Observation Island (T-AGM-23)
 * 2
 * USNS Invincible (T-AGM-24)
 * USNS Howard O. Lorenzen (T-AGM-25)

Hospital Ships

 * 2

Crane Ships

 * 3

Various Types

 * MV Westpac Express (HSV-4676) - high-speed catamaran (leased for Prepositioning Program)
 * USNS Zeus (T-ARC-7) - cable ship
 * USNS Safeguard (T-ARS-50) - salvage ship
 * MG Winfield Scott - tugboat (US Army)

Historical Ship

 * USS Constitution - oldest commissioned ship in USN (circa. 1797)

Patrol Ships

 * 12
 * National Security Cutter 3 (+5)
 * Offshore Patrol Cutter (25 planned)
 * USCGC Alex Haley (WMEC-39)
 * Medium endurance cutter 27
 * 4 (another 54 planned)

Patrol Boats

 * 41
 * 73
 * 47-foot Motor Lifeboat 117
 * Response boat-medium (45 ft) (170 planned)
 * USCG Utility Boat (41 ft) 156
 * USCG Long Range Interceptor (36 ft) 10
 * Defender class Response boat-small (25 ft) 300 (another 400 planned)
 * USCG transportable port security boat (25 ft)
 * Over the horizon boat (23 ft)
 * Short Range Prosecutor (23 ft) 10