National ORBATs

HMNB Portsmouth

Home to almost two-thirds of the Royal Navy's surface ships, including the aircraft carriers HMS Queen Elizabeth and HMS Prince of Wales, the Type 45 destroyers, Type 23 frigates and mine countermeasures and fishery protection squadrons.

Where

Portsmouth, Hampshire

Based here

• HMS Chiddingfold (M37)
  Hunt-class mine countermeasures vessel
• HMS Daring (D32)
  Type 45 (Daring-class) air-defence destroyer
• HMS Dauntless (D33)
  Type 45 (Daring-class) air-defence destroyer
• HMS Defender (D36)
  Type 45 (Daring-class) air-defence destroyer
• HMS Diamond (D34)
  Type 45 (Daring-class) air-defence destroyer
• HMS Dragon (D35)
  Type 45 (Daring-class) air-defence destroyer
• HMS Duncan (D37)
  Type 45 (Daring-class) air-defence destroyer
• HMS Exploit (P167)
  Archer-class (P2000) patrol and training boat
• HMS Forth (P222)
  Batch 2 River-class offshore patrol vessel. It was accepted in January 2018 and arrived at its home port of Portsmouth the following month.
• HMS Medway (P223)
  Batch 2 River-class offshore patrol vessel. She is listed among the ships based at Portsmouth and is forward deployed to the Falkland Islands as of early 2026.
• HMS Prince of Wales (R09)
  Queen Elizabeth-class aircraft carrier
• HMS Puncher (P291)
  Archer-class (P2000) patrol and training boat
• HMS Queen Elizabeth (R08)
  Queen Elizabeth-class aircraft carrier
• HMS Spey (P234)
  Batch 2 River-class offshore patrol vessel. She was commissioned at Portsmouth in January 2021 and has been forward deployed to the Indo-Pacific region since 2021.
• HMS St Albans (F83)
  Type 23 (Duke-class) frigate
• HMS Tamar (P233)
  Batch 2 River-class offshore patrol vessel. She arrived at her home port of Portsmouth in April 2020 and has been forward deployed to the Indo-Pacific region since 2021.
• HMS Trent (P224)
  Batch 2 River-class offshore patrol vessel. She was commissioned in August 2020 and is listed among the ships based at Portsmouth.
• Portsmouth Flotilla
  Groups ships under HMNB Portsmouth, including the fishery protection ships Tyne, Mersey and Severn, which are not based in Portsmouth.
• X-Ray Squadron
  Expeditionary mine countermeasures using autonomous systems
• Yankee Squadron
  Homeland mine warfare using autonomous systems

Sources

• HMNB Portsmouth | Royal Navy Royal Navy