| Player | Current |
| Dan Adshead | June 2022, joined Cheltenham Town |
| John Akinde | January 2022, joined Colchester United |
| Charlie Allen | Cray Wanderers |
| Elkan Baggott | Ipswich Town |
| Amari'i Bell | July 2021, joined Luton Town |
| Rhys Bennett | January 2023, joined Rochdale |
| Billy Bingham | Bromley |
| Jonathan Bond | LA Galaxy (USA) |
| Jack Bonham | July 2021, joined Stoke City |
| Mark Byrne | February 2022, joined Crumlin United (Ireland) |
| Tahvon Campbell | July 2023, joined Wealdstone on a season-long loan from Rochdale |
| Mustapha Carayol | September 2022, joined Burton Albion |
| Baily Cargill | May 2023, joined Mansfield Town |
| Aaron Chapman | February 2023, joined Scunthorpe United |
| Ben Chapman | Ebbsfleet United |
| Regan Charles-Cook | June 2022, joined KAS Eupen (Belgium) |
| Adam Chicksen | Notts County |
| Ousseynou Cisse | June 2022, joined Ebbsfleet United |
| Sean Clare | July 2023, joined Wigan Athletic |
| Sean Clohessy | East Grinstead Town |
| Trae Coyle | June 2021, joined Lausanne-Sport (Switzerland) |
| Harry Cornick | January 2023, joined Bristol City |
| Greg Cundle | Ebbsfleet United |
| Bradley Dack | Blackburn Rovers |
| Pontus Dahlberg | IFK Goteborg (Sweden) |
| Donervon Daniels | January 2022, joined Walsall |
| Callum Davies | Folkestone Invicta |
| Kyle Dempsey | January 2022, joined Bolton Wanderers |
| Brennan Dickenson | Carlisle United |
| Mitchell Dickenson | Eastbourne Borough |
| Chris Dickson | January 2023, left Billericay Town |
| Tom Dickson-Peters | January 2023, joined Grimsby on loan from Norwich |
| Rory Donnelly | Glentoran (Ireland) |
| Declan Drysdale | June 2022, joined Newport County |
| Tom Eaves | June 2022, joined Rotherham United |
| John Egan | Sheffield United |
| Jay Emmanuel-Thomas | August 2022, joined Jamshedpur (India) |
| Jack Evans | Chatham Town |
| Tom Flanagan | January 2022, joined Shrewsbury Town |
| Luke Freeman | July 2022, joined Luton Town |
| Barry Fuller | Dorking Wanderers |
| Danny Galbraith | May 2021, joined Bo'ness United |
| Paolo Gazzaniga | August 2022, joined Girona (Spain) on loan from Fulham |
| Antonio German | January 2022, joined Leatherhead |
| Josh Gowling | Hereford Manager |
| Jordan Graham | June 2021, joined Birmingham City |
| Tom Hadler | June 2021, joined Maidstone United |
| Brandon Hanlan | August 2021, joined Wycombe Wanderers |
| Josh Hare | February 2022, joined Dagenham & Redbridge |
| Michael Harriman | Head of Player Care at Peterborough United academy |
| Kortney Hause | August 2022, joined Watford on loan from Aston Villa |
| Kane Haysman | Margate |
| Jake Hessenthaler | January 2023, joined Woking on loan from Crawley |
| Elliott Hewitt | May 2021, joined Mansfield Town |
| Tomáš Holý | June 2022, joined Carlisle United |
| Jordan Houghton | June 2021, joined Plymouth Argyle |
| Gavin Hoyte | Maidstone United |
| Ryan Inniss | Charlton Athletic |
| Ryan Jackson | July 2022, joined Cheltenham Town |
| Simeon Jackson | Chelmsford City, player, Head of Coaching and Community Ambassador |
| Alex Jakubiak | Dundee |
| Tyreke Johnson | May 2021, joined Woking |
| Alfie Jones | Hull City |
| Danny Kedwell | Player / assistant manager at Chatham Town |
| Charlie Kelman | On loan with Leyton Orient from QPR |
| Callum Kennedy | Dorking Wanderers |
| Billy King | January 2023, joined North Colorado Hailstorm (US) |
| Billy Knott | January 2023, joined Margate |
| Alex Lacey | June 2022, joined Hartlepool United |
| Leon Legge | January 2022, joined Harrogate Town |
| Harry Lennon | July 2021, joined Wrexham |
| Elliott List | Stevenage |
| Danny Lloyd | November 2022, joined Rochdale |
| Doug Loft | June 2021, joined Tonbridge Angels |
| Leonardo Da Silva Lopes | Cercle Brugge |
| Christian Maghoma | June 2022, joined Eastleigh |
| Mikael Mandron | January 2023, joined Motherwell |
| John Marquis | July 2022, joined Bristol Rovers |
| Jack Marriott | January 2023, joined Fleetwood Town |
| Joe Martin | June 2021, joined Ebbsfleet United |
| Lee Martin | July 2022, joined Dover Athletic |
| Noel Mbo | January 2023, joined Panevėžys (Lithuania) |
| Jermaine McGlashan | November 2022, appointed manager of Fleet Town |
| Zech Medley | June 2021, joined KV Oostende (Belgium) |
| Aaron Millbank | August 2022, joined Deal Town |
| Ashley Miller | June 2019, joined Ramsgate |
| Haji Mnoga | January 2023, joined Aldershot Town on loan from Portsmouth |
| John Mousinho | January 2023, appointed Head Coach at Portsmouth |
| Oliver Muldoon | Hornchurch |
| Liam Nash | Hornchurch |
| Mikael Ndjoli | July 2022, joined Hartlepool United |
| Rhys Murphy | July 2021, joined Southend United |
| Navid Nasseri | June 2022, left Larne (Ireland) |
| Luke Norris | Stevenage |
| Frank Nouble | Colchester United |
| Ben Nugent | October 2021, joined Gloucester City |
| Jordan Obita | Wycombe Wanderers |
| Tommy O'Connor | January 2022, joined Wrexham |
| Connor Ogilvie | Portsmouth |
| Finn O'Mara | January 2023, joined Herne Bay on loan from Hastings United |
| Luke O'Neill | June 2022, joined Ebbsfleet United |
| Emmanuel Osadebe | June 2022, joined Bradford City |
| Darren Oldaker | June 2022, joined Chesterfield |
| Vadaine Oliver | June 2022, joined Bradford City |
| Deji Oshilaja | June 2021, joined Burton Albion |
| Josh Parker | September 2022, joined Oxford City |
| Dean Parrett | March 2022, joined Biggleswade Town |
| Josh Pask | June 2022, joined New Saints (Wales) |
| Jack Payne | July 2022, joined Boreham Wood |
| Stefan Payne | July 2022, joined Welling United |
| Dan Phillips | August 2022, joined St. Johnstone |
| Joe Pigott | July 2022, joined Portsmouth on loan from Ipswich |
| Tristan Plummer | Bitton |
| Ben Pringle | August 2021, joined Altrincham |
| Andy Pugh | Phoenix Sports |
| Joe Quigley | January 2022, joined Chesterfield |
| Dean Rance | Dagenham and Redbridge |
| Darren Randolph | January 2023, joined AFC Bournemouth |
| Josh Rees | July 2021, joined Boreham Wood |
| Zesh Rehman | U18 coach at Portsmouth |
| Callum Reilly | September 2022, joined Banbury United |
| Michael Richardson | June 2022, joined Blyth Spartans |
| Jordan Roberts | June 2022, joined Stevenage |
| Scott Robertson | January 2023, joined Fleetwood Town |
| Mahlon Romeo | June 2022, joined Cardiff City |
| Simon Royce | June 2021, joined Leyton Orient as Goalkeeping Coach |
| Dominic Samuel | June 2021, joined Ross County |
| Miquel Scarlett | Eastbourne Borough |
| Aaron Simpson | September 2021, joined Hemel Hempstead Town |
| Callum Slattery | July 2021, joined Motherwell |
| Connor Smith | July 2022, joined Barnet |
| Jesse Starkey | Worthing |
| René Steer | February 2021, joined Hemel Hempstead Town |
| Bradley Stevenson | June 2022, joined Billericay Town |
| Ben Thompson | June 2022, joined Peterborough United |
| Jack Tucker | June 2022, joined MK Dons |
| Romain Vincelot | June 2021, joined Stevenage as First Team Fitness Coach |
| Scott Wagstaff | October 2022, joined Tonbridge Angels |
| Myles Weston | Dagenham and Redbridge |
| Chris Whelpdale | Eastbourne Borough |
| Conor Wilkinson | July 2021, joined Walsall |
| George Williams | July 2022, joined Boreham Wood |
| Ben Williamson | January 2022, joined Concord Rangers |
| Josh Wright | June 2022, joined Ebbsfleet United |
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