Aircraft carriers

• Nimitz class – 10 active
• Gerald R. Ford class – 1 active

Amphibious assault ships

• Wasp class – 7 active
• America class – 2 active

Amphibious command ships

• Blue Ridge class – 2 active

Amphibious transport docks

• San Antonio class – 12 active

Attack submarines

• Los Angeles class – 23 active
• Seawolf class – 3 active
• Virginia class – 24 active

Ballistic missile submarines

• Ohio class – 14 active

Classic frigate

• USS Constitution – oldest commissioned ship in USN, an 'Original Six' frigate, circa. 1797. Not counted as part of the deployed combat fleet.

Cruisers

• Ticonderoga class – 9 active

Destroyers

• Arleigh Burke class – 74 active
• Zumwalt class – 2 active

Dock landing ships

• Whidbey Island class – 6 active
• Harpers Ferry class – 4 active

Expeditionary mobile base

(sub-variant of the expeditionary transfer dock)

• Montford Point class
  • USS Lewis B. Puller (ESB-3)
  • USS Hershel "Woody" Williams

Guided missile submarines

• Ohio class – 4 active

Littoral combat ships

• Freedom class – 10 active
• Independence class – 16 active

Mine countermeasures ships

• Avenger class – 8 active

Submarine tenders

• Emory S. Land class – 2 active

Technical research ship

• USS Pueblo (AGER-2) – currently^{[ when? ]} held captive by North Korea. Still in commission, but not counted as part of the deployed combat fleet.

Cable repair ships

• Zeus class – 1 active

Cargo and replenishment ships

• Watson-class vehicle cargo ship – 8 active
• Bob Hope-class vehicle cargo ship – 7 active
• Shughart-class vehicle cargo ship – 3 active
• Gordon-class vehicle cargo ship – 2 active
• Supply-class fast combat support ship – 2 active
• Lewis and Clark-class dry cargo ship – 14 active
• Henry J. Kaiser-class replenishment oiler – 14 active

Crane ships

• Gopher State class – 3 active
• Keystone State class – 3 active

Expeditionary transfer dock

• Montford Point class
  • Expeditionary Transfer Dock (ESD) – 2 active
  • Expeditionary Mobile Base (ESB) – 5 active

High speed vessels

• Spearhead-class expeditionary fast transport – 11 active

Stand-alone vessels;

• Sea Fighter (FSF-1) – active
• USNS Guam (HST-1) – active
• HST-2 (unnamed) – leased to civilian ferry service ^{[1] [2]}

Hospital ships

• Mercy class – 2 active

Landing craft

• Landing Craft Air Cushion – 74 active
• Landing Craft Utility 1610, 1627 and 1646 – 32 active

Salvage ships

• Safeguard class – 2 active

Surveillance, intelligence and survey vessels

• Howard O. Lorenzen-class instrumentation ship – 1 active
• Impeccable-class ocean surveillance ship – 1 active
• Pathfinder-class survey ship – 6 active
• Stalwart-class ocean surveillance ship – 2 active
• Victorious-class ocean surveillance ship – 4 active

Tug boats

• Powhatan-class fleet ocean tug – 1 active
• Natick-class large harbor tug – 8 active
• Valiant-class harbor tug – 6 active

Surface craft

• Combat Rubber Raiding Craft
• Small unit riverine craft
• Riverine Command Boat
• Rigid Raider
• Mark V Special Operations Craft
• Special Operations Craft - Riverine (SOC-R)
• Mark VI Patrol Boat
• Coastal Command Boat (CCB)
• Combatant Craft Assault (CCA) ^[3]
• Combatant Craft Medium (CCM) ^{[4] [5]}
• Combatant Craft Heavy (CCH) ^{[6] [7]}

Swimmer delivery vehicles

• Swimmer Delivery Vehicle (Mk 8)
• Surface-Planing Wet Submersible

Patrol ships

• Legend-class National Security Cutter, Large 8
• USCGC Alex Haley (WMEC-39)
• Famous-class Medium Endurance Cutter 13
• Reliance-class Medium Endurance Cutter 14
• Sentinel-class cutter 38

Patrol boats

• Island-class patrol boat 30
• Marine Protector-class coastal patrol boat 73
• 47-foot Motor Lifeboat 117
• Response boat-medium 48
• USCG Utility Boat 156
• USCG Long Range Interceptor 10
• Defender class Response boat-small 300 ^[8]
• USCG transportable port security boat
• Over the horizon boat
• Short Range Prosecutor 10

Icebreakers

• Bay-class icebreaking tug 9 active
• Polar class 1 active

Stand-alone vessels;

• USCGC Mackinaw (WLBB-30)
• USCGC Healy (WAGB-20)

Tenders

• USCG seagoing buoy tender
• USCG coastal buoy tender
• USCG inland buoy tender
• USCG inland construction tender

Logistics support vessel

• General Frank S. Besson-class logistics support vessel – 8

Landing craft

• Runnymede class large landing craft – 35
• Landing Craft Mechanized
  • LCM-8, Mod 1 - 34
  • LCM-8, Mod 2 - 6

Tug boats

• MGen. Nathanael Greene-class tugboat – 6

Tug boats

• Rising Star tugboat (Thule AFB harbor)

Recovery craft

• 82nd ATRS drone recovery watercraft (x3 120 ft recovery vessels, x2 smaller boats)