It was decommissioned in April 1996 and was later transformed into Gunwharf Quays.
Parts of HMS Vernon are still standing, including the famous gates – which now lead into the shopping centre.
Why not take a trip down memory lane and look through our gallery of retro photos from HMS Vernon.
MORE RETRO PHOTOS: Nights out at Gunwharf Quays | Portsmouth shops in the 90s | HMS Hermes
1. HMS Vernon
This is how HMS Vernon in Portsmouth celebrated Coronation Year, 1953. the News PP4256
Photo: The News archive
2. HMS Vernon
Boat crew members of the Womans' Royal Naval Service (W.R.N.S) who were based at HMS Vernon during the war, undated DD013
Photo: The News archive
3. HMS Vernon
5th September 1931: A sailor from the naval vessel HMS Vernon holding the ship's feline mascot, Minnie during a stay at Portsmouth. (Photo by Fox Photos/Getty Images)
Photo: The News archive