I would be interested in seeing what these are, please.
One is now closed and another no longer a station though it still has through rail fares...
Altnabreac: Within the grounds of the Altnabreac estate.
British Steel Redcar: Service suspended, but station not actually closed. Within the grounds of the old Redcar Steelworks – which is planned to be redeveloped.
Corrour: Within the Corrour Lodge estate.
Cressington: Within the grounds of a private housing estate.
Duncraig: Within the Duncraig Castle estate.
Dunrobin Castle: Within the Dunrobin Castle estate.
Fishguard Harbour: Part of the port complex.
Gatwick Airport: Part of the airport complex.
Harwich International: Part of the port complex.
Heathrow Terminal 4: Part of the airport complex. Owned and operated by the airport authority.
Heathrow Terminal 5: Part of the airport complex. Owned and operated by the airport authority.
Heathrow Terminals 2 & 3: Part of the airport complex. Owned and operated by the airport authority.
Heysham Port: Within the port complex.
Holyhead: Part of the port complex.
IBM Halt: Service suspended, but station not actually closed. Within the grounds of the old IBM Greenock commercial estate – which is planned to be redeveloped.
Kirkstall Forge: Within the grounds of a commercial estate.
Longcross: On ex-MoD estate now used for commercial and industrial purposes.
Lymington Pier: Access within the Wightlink Port confines.
Lympstone Commando: On MoD land. Pedestrian access granted from adjacent public footpath
Manchester Airport: Part of the airport complex.
Manchester United Football Ground: Part of the football ground complex. Used on matchdays only (but not since 2018 due to security concerns).
Newhaven Marine (closed): Within the confines of the port. Newhaven Town is now the railhead for ferry passengers since the port’s passenger ferry berth was relocated.
Ryde Pier Head: Part of the Wightlink Ferry complex.
Southend Airport: Part of the airport complex. Owned and operated by the airport.
Stanlow & Thornton: Within the ground of the Stanlow Oil Refinery. Pedestrian only access allowed through the refinery gates to get to the station
Stansted Airport: Part of the airport complex.
Stranraer: Located on the East Pier, adjacent to the old ferry berth.
Teesside Airport: Adjacent to the A67, but access only from within the airport complex.
Tilbury Riverside: Ex-railway station, which still has through fares on dedicated bus service in c2c franchise agreement. Now within Tilbury Cruise Terminal boundary for pedestrian access to Gravesend Ferry pier.
Wedgwood: Within the estate that encompasses the factory and houses.