Overzicht van de lokaties van ongeveer 550 kastelen in de UK die gebouwd zijn in de periode 1066 en 16e eeuw. Het kan zijn dat van de kastelen alleen nog ruines over zijn of slechts de contouren in het landschap.
Berkshire
* Beaumys Swallowfield
* Donnington Castle - (English Heritage)
* Farington
* Grimsbury castle (Hill fort)
* Hampstead Marshall
* Hampstead Norreys
* Hinton
* Moreton
* Newbury Castle -
* Perborough castle (Hill fort)
* Windsor Castle
* Woodhay
Cambridgeshire
* Barnack
* Bassingbourn
* Belsar's Hill
* Benwick
* Booths Hill
* Bourn
* Braham
* Bruck
* Burrough Green
* Burwell
* Cambridge Castle
* Camps
* Carlton
* Castle Hill
* Caxton
* Cheveley
* Chippingham
* Diddington
* Eaton Socon
* Elton Hall
* Ely
* Fordham
* Great Staughton
* Grove Moated
* Hartford
* Herewards
* Huntingdon
* Kimbolton
* Kings Ripton
* Kirtling Towers
* Maxey
* Northborough
* Orrwell
* Peterborough
* Rampton
* Southoe
* St Neots
* Swaversey
* The Moats
* Tout Hill
* Wimpole
* Wisbech
* Woodcroft
Cheshire
* Beeston Castle - (English Heritage)
* Chester Castle - (English Heritage)
* Peckforton Castle - (privé bezit)
* Cholmondeley Castle
Durham
* Auckland Castle - (privé bezit)
* Barnard Castle - (English Heritage)
* Bowes Castle - (English Heritage)
* Durham Castle - (University College Durham)
* Lumley Castle - (Earl of Scarbrough)
* Raby Castle
Cornwall
* Launceston Castle - (English Heritage)
* Pendennis Castle - (English Heritage)
* Restormel Castle - (English Heritage)
* St Mawes Castle - (English Heritage)
* St Michael's Mount - (National Trust)
* Tintagel Castle - (English Heritage)
Cumbria
* Appleby Castle - (privé bezit)
* Brough Castle - (English Heritage)
* Brougham Castle - (English Heritage)
* Carlisle Castle - (English Heritage)
* Dalton Castle - (National Trust)
* Egremont Castle - (English Heritage)
* Gleaston Castle - (privé bezit)
* Hartley Castle - demolished
* Muncaster Castle - (privé bezit)
* Naworth Castle - (privé bezit)
* Pendragon Castle - (privé bezit)
* Penrith Castle - (English Heritage)
* Piel Castle - (English Heritage)
* Sizergh Castle - (National Trust)
Derbyshire
* Bolsover Castle - (English Heritage)
* Codnor Castle - (Privé bezit)
* Duffield Castle - (Ruïne)
* Holmesfield Castle - (Ruïne)
* Horston Castle - (Ruïne)
* Melbourne Castle - (Ruïne)
* Peveril Castle - (English Heritage)
* Riber Castle -(Ruïne)
Devon
* Berry Pomeroy Castle - (English Heritage)
* Compton Castle - (National Trust)
* Cranmore Castle -
* Dartmouth Castle - (English Heritage)
* Castle Drogo - (National Trust)
* Kingswear Castle - (Privé bezit)
* Lydford Castle - (English Heritage)
* Okehampton Castle - (English Heritage)
* Powderham Castle - de Earl of Devon
* Rougemont Castle (Exeter) - Exeter City Council/the Crown
* Totnes Castle - (English Heritage)
Dorset
* Christchurch Castle - (English Heritage)
* Corfe Castle - (National Trust)
* Lulworth Castle - (English Heritage)
* Portland Castle - (English Heritage)
* Sandsfoot Castle -
* Sherborne Castle - (English Heritage)
East Riding of Yorkshire
* Skipsea Castle - (English Heritage)
East Sussex
* Bodiam Castle - (National Trust)
* Camber Castle - (English Heritage)
* Herstmonceux Castle - (Privé bezit)
* Lewes Castle - (English Heritage)
* Pevensey Castle - (English Heritage)
* Rye Castle - (Privé bezit)
* Hastings Castle - Local Authority
Essex
* Colchester Castle - (museum)
* Hadleigh Castle - (English Heritage)
* Hedingham Castle - (Privé bezit)
* Rayleigh Castle - Overblijfselen van een mottekasteel.
* Walden Castle - (privé bezit)
Gloucestershire
* Berkeley Castle
* St Briavels Castle - (English Heritage)
* Sudeley Castle - (Privé bezit)
* Thornbury Castle - (Privé bezit hotel)
London
* Jewel Tower - (English Heritage)
* Tower of London - (Historic Royal Palaces)
* Winchester Palace - (English Heritage)
* Baynards
* Boleyn
* Bruce
* Castle Hill
* Chessington
* Cranford
* Great Ilford
* Ickenham
* Montfichet
* Ruislip
* St Mary Cray
Hampshire
* Calshot Castle - (English Heritage)
* Hurst Castle - (English Heritage)
* Odiham Castle - (Privé bezit)
* Portchester Castle - (English Heritage)
* Southsea Castle - (Portsmouth City Council)
* Winchester Castle - (Privé bezit)
* Wolvesey Castle - (English Heritage)
Herefordshire
* Croft Castle - (National Trust)
* Eastnor Castle - (Privé bezit)
* Goodrich Castle - (English Heritage)
* Longtown Castle - (English Heritage)
* Wigmore Castle - (English Heritage)
Hertfordshire
* Berkhamsted Castle - (English Heritage)
Isle of Wight
* Carisbrooke Castle - (English Heritage)
* Yarmouth Castle - (English Heritage)
Isles of Scilly
* Cromwells Castle - (English Heritage)
* King Charles's Castle - (English Heritage)
Kent
* Allington Castle - (English Heritage)
* Canterbury Castle - (Local Authority)
* Chiddingstone Castle - (Privé bezit)
* Chilham Castle - (Privé bezit)
* Cooling Castle - (Privé bezit)
* Deal Castle - (English Heritage)
* Dover Castle - (English Heritage)
* Eynsford Castle - (English Heritage)
* Hever Castle - (Privé bezit)
* Kingsgate Castle -
* Leeds Castle - (Privé bezit)
* Leybourne Castle - (Privé bezit)
* Lympne Castle - (Privé bezit)
* Richborough Castle - (English Heritage)
* Rochester Castle - (English Heritage)
* St Leonard's Tower - (English Heritage)
* Saltwood Castle - (Privé bezit)
* Sandgate Castle - (Privé bezit)
* Scotney Castle - (National Trust)
* Stone Castle - (Privé bezit)
* Sutton Valence - (English Heritage)
* Tonbridge Castle - Local authority offices
* Upnor Castle - (English Heritage)
* Walmer Castle - (English Heritage)
* Westenhanger Castle - (Privé bezit)
Lancashire
* Clitheroe Castle - Parttime Toeristische Attractie
* Lancaster Castle - Gevangenis
Leicestershire
* Ashby de la Zouch Castle - (English Heritage)
* Belvoir Castle - (Privé bezit)
* Kirby Muxloe Castle - (English Heritage)
Lincolnshire
* Bolingbroke Castle - (English Heritage)
* Grimsthorpe Castle - (eignenaar van een privé fonds)
* Lincoln Castle - (Privé bezit)
* Tattershall Castle - (National Trust)
Merseyside
* Liverpool Castle - Demolished 18th eeuw
Norfolk
* Baconsthorpe Castle - (English Heritage)
* Caister Castle
* Castle Acre Castle - (English Heritage)
* Castle Rising Castle - (English Heritage)
* Norwich Castle
* Weeting Castle - (English Heritage)
* Wormegay Castle
Northamptonshire
* Barnwell Castle
* Rockingham Castle
Northumberland
* Alnwick Castle - (Graaf van Northumberland)
* Aydon Castle - (English Heritage)
* Bamburgh Castle - (Privé bezit)
* Belsay Castle - (English Heritage)
* Berwick Castle - (English Heritage)
* Bywell Castle - (Privé bezit)
* Chillingham Castle - (Privé bezit)
* Dunstanburgh Castle - (English Heritage)
* Edlingham Castle - (English Heritage)
* Etal Castle - (English Heritage)
* Lindisfarne Castle - (National Trust)
* Norham Castle - (English Heritage)
* Prudhoe Castle - (English Heritage)
* Thirlwall Castle - (Northumberland National Park Authority)
* Warkworth Castle - (English Heritage)
North Yorkshire
* Barden Tower - (Privé bezit)
* Bolton Castle - (Privé bezit)
* Cliffords Tower - (English Heritage)
* Helmsley Castle - (English Heritage)
* Knaresborough Castle - (Privé bezit)
* Marmion Tower - (English Heritage)
* Middleham Castle - (English Heritage)
* Pickering Castle - (English Heritage)
* Richmond Castle - (English Heritage)
* Scarborough Castle - (English Heritage)
* Skipton Castle - (Privé bezit)
* Spofforth Castle - (English Heritage)
Nottinghamshire
* Newark Castle - (Privé bezit)
* Nottingham Castle - (Nottingham City Council)
Oxfordshire
* Deddington Castle - (English Heritage)
* Oxford Castle
* Wallingford Castle
Shropshire
* Acton Burnell Castle - (English Heritage)
* Clun Castle - (English Heritage)
* Ludlow Castle - (Earl of Powis)
* Moreton Corbet Castle - (English Heritage)
* Shrewsbury Castle - (Shrewsbury and Atcham Borough Council)
* Stokesay Castle - (English Heritage)
* Tyrley Castle - (Ruïne)
Somerset
* Daws Castle - (English Heritage)
* Dunster Castle - (National Trust)
* Farleigh Hungerford Castle - (English Heritage)
* Nunney Castle - (English Heritage)
* The former Bridgwater Castle
* The former Taunton Castle - (Privé bezit nu hotel/restaurant)
South Yorkshire
* Conisbrough Castle - (English Heritage)
* Sheffield Castle
Staffordshire
* Alton Castle - (Privé bezit)
* Audley Castle - Public Open Space
* Caverswall Castle - (Privé bezit)
* Chartley Castle - (Privé bezit)
* Dudley Castle - (Privé bezit)
* Stafford Castle - (Stafford Borough Council)
* Tamworth Castle - (Privé bezit)
* Tutbury Castle - (Privé bezit)
Suffolk
* Bungay Castle - eigenaar fonds van de plaats Bungay
* Framlingham Castle - (English Heritage)
* Orford Castle - (English Heritage)
Surrey
* Farnham Keep Castle - (English Heritage)
* Guildford Castle - (Privé bezit)
Tyne and Wear
* Hylton Castle - (English Heritage)
* Newcastle Castle Keep - (Newcastle City Council)
* Tynemouth Castle - (English Heritage)
Warwickshire
* Kenilworth Castle - (English Heritage)
* Warwick Castle - (Privé bezit)
West Midlands
* Dudley Castle
* Weoley Castle - (Birmingham City Council)
West Sussex
* Arundel Castle - (Graaf van Norfolk)
* Bramber Castle - (English Heritage)
West Yorkshire
* Pontefract Castle
* Sandal Castle
Wiltshire
* Ludgershall Castle - (English Heritage)
* Old Sarum - (English Heritage)
* Old Wardour Castle - (English Heritage)